Type
Crossword
Description

This crossword contains the following questions and answers:

The study of the composition, structure and properties of matter and changes it under goes(Ch 1) Chemistry
A pure substance made of only one kind of atom(Ch 1) Element
definite volume and shape(Ch 1) Solid
substances formed by chemical change (Ch 1) Products
an element that is a good conductor (Ch 1) Metal
a mix of metal and non-metal (Ch 1) Metalloid
testable statement(Ch 2) Hypothesis
a measure of the gravitational pull on matter (Ch 2) weight
a broad generalization that explains a body of facts or phenomenon(Ch 2) Theory
mass divided by volume (Ch 2) Density
combination of SI base units(Ch 2) Derived Units
an explanation of how phenomena occur and how data or events are related(Ch 2) Model
smallest particle of an element (Ch 3) Atom
general term for any isotope of any element (Ch 3) Nuclide
the amount of a substance that contains as many particles as there are atoms (Ch 3) Mole
Atoms of the same element with different masses (Ch 3) Isotopes
of an element is the number of protons in the nucleus of each atom of that element (ch 3) Atomic Number
The mass of one mole of a pure substance (ch 3) Molar mass
The minimum amount of energy an atom can lose or gain (ch 4) Quantum
Lowest energy state of an atom (ch 4) Ground site
a particle of electromagnetic radiation having zero mass and carrying a quantum of energy (Ch 4) Photon
a 3D region around the nucleus that indicates the probable location of an electron (Ch 4) Orbital
The number of waves that pass a specific point in a specific time(ch 4) Frequency
the distance between corresponding points on adjacent waves(ch 4) wavelength
the physical and chemical properties of the elements are periodic functions of their atomic number (Ch 5) periodic law
The 14 elements with atomic numbers 58-71 (ch 5) lanthanide
earth metals of group 2 (ch 5) Alkaline
the elements of group 17 (CH 5) Halogens
positive ion(Ch 5) cation
negative ion (Ch 5) anion
uneven distributions of charge (Ch 6) Polar
a neutral group of atoms held together by a covalent bond (Ch 6) Molecule
indicates the relative number of atoms of each kind in a chemical compound (CH 6) Chemical formula
results of sharing electron pairs between atoms (Ch 6) Covalent bond
polyatomic ions that contain oxygen (Ch 7) oxyanions
an ionic compound composed of the cation and anion from an acid (Ch 7) salt
a solid that is produced as a result of a chemical reaction (CH 8) precipitate

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Chemistry Review Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

substance with definite composition (1) chemical
study of carbon-containing compounds (1) organic chemistry
measure of the amount of matter (1) Mass
smallest unit of matter (1) atom
state of matter with definite shape and volume (1) Solid
testable statement (2) hypothesis
polyatomic ions containing oxygen (7) oxyanions
sum of all atomic masses in a formula (7) formula mass
Mass of each element in a compound shown as a percent (7) percentage composition
compound formed from two elements (7) binary compound
ion formed from a single atom (7) monoatomic ion
valence-shell, electron-pair. repulsion (6) VSEPR Theory
system of measurements used by scientists all around the world (2) SI
bonding from attraction between metals and surrounding electrons (6) Metallic Bonding
gravitational pull of something (2) Weight
rule where atoms must have 8 electrons in each orbital (6) octet rule
how close measurements to the correct amount or answer (2) Accuracy
mass divided by volume (2) density
atoms held together by covalent bonds (6) molecule
mass is neither created nor destroyed during reactions (3) law of conservation of mass
sharing of electron pairs between two atoms (6) covalent bonding
number of protons in each atom of an element (3) atomic number
specific isotope of an element (3) nuclide
atoms of the same element with different masses (3) isotopes
6.022140857 × 10^23 (3) Avogrados number
bonded atoms with a positive or negative charge (5) ion
Group 17 elements (5) halogens
D-block elements that are metals (5) transition metals
group 1 elements (5) alkali metals
arrangement of elements by their atomic number (5) periodic table
a particle of electromagnetic radiation containing a quantum of energy (4) photon
lowest energy state of an atom (4) ground state
minimum energy that can be lost or gained (4) quantum
emission of electrons from metal when light is shined upon it (4) photoelectric effect
distance between corresponding points on adjacent waves (4) wavelength

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Chemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The study of the composition, structure, and properties of matter and the changes it undergoes chemistry
any substance that has a definite composition chemical
a measure of the amount of matter mass
anything that has mass and takes up space matter
the smallest unit of an element that maintains the properties of that element atom
a pure substance made of only one kind of atom element
testable statement hypothesis
science is more than a physical object: it is often an explanation of how phenomena occur and how data or events are related model
something that has magnitude, size, and amount quantity
the amount of space occupied by an object volume
a measurement consist of all the digits known with certainty plus one final digit sigs figs
an element is the number of protons in the nucleus of each atom of that element atomic number
atoms of the same element that have different masses isotopes
a general term for any isotope of any element nuclide
the amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12 mole
defined as the number of waves that pass a given point in a specific time, usually one second frequency
the distance between corresponding points on adjacent waves wavelength
the minimum quantity of energy that can be lost or gained by an atom quantum
the lowest energy state of an atom ground state
a state in which an atom has a higher potential energy than has in its ground state excited state
a particle pf electromagnetic radiation having zero mass and carrying a quantum of energy photon
an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, group periodic table
the elements of Group 17 halogens
a broad generalization that explains a body of facts or phenomena theory
a short range force that holds the nuclear particles together nuclear force
a positive ion cation
a negative ion anion
an atom or group of bonded atoms that has a positive or negative charge ion
the formation of ions from solute molecules by the action of the solvent ionization
spontaneous mixing of the particles of two substances caused by their random motion diffusion
a substance that can flow and therefore take shape of its container fluid
the force per unit area on a surface pressure
the SI unit or force newton
a unit of pressure based on an absolute scale torr
a process by which gas particles pass through a tiny opening effusion
the physical change of a solid to a liquid by the addition of heat melting
the physical change from a liquid to a solid by the removal of heat freezing
the conversion of liquid to vapor boiling
any part of a system that has uniform composition and properties phase
the substance dissolved in a solution solute
1 mono
2 di
4 tetra

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Chemical Bonding Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Bonding which results from the electrical attraction between cations and anions Ionic Bonding
when two atoms share a pair of electrons Covalent Bonding
Covalent bond when electrons are not shared equally Polar covalent bond
the simplest structual unit of an element molecule
compound that consists of positive and negative ions Ionic compound
in a chemical compound the max amount of electrons is 8 in the highest energy level Octet rule
A charged group of covalently bonded atoms Polyatomic ions
bonding that results from the attraction between metal atoms and the surrounding sea of electrons Metallic bonding
ability of a substance to be hammered into thin sheets Melleability
ability of a substance to be drawn or pulled through a small opening to make a wire Ductiliy
simplest collection of atoms from which an ionic compound's formula can be established Formula Unit
covalent bond when one pair of electrons is shared between two atoms single bond
energy required to break a chemical bond and form isolated atoms bond energy
bonding that has an eneven distribution of charge polar

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Ionic Bonding Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

displays valence electrons in an element Electron Dot Diagram
atom with a + or - charge ion
ion with negative charge anion
ion with positive charge cation
force that holds atoms or ions together as a unit Chemical Bond
notion that shows what elements a compound contains and the ratio of atoms or ion Chemical Formula
attraction between a metal cation and the shared electrons that surround it MetallicBond
sharing of electrons CovalentBond
transfer of electrons IonicBond
tells you how many atoms of each element combine subscript number
force that holds the atoms together in a substance bond
primary reason why elements form compounds Octet Rule

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Periodic Table Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a substance that cannot be broken down into a simpler substance by ordinary chemical means element
the smallest unit of an element that has all of the properties of the element; basic building block of matter. atom
the number of protons and neutrons in the nucleus of one atom of the element. atomic mass
the number of protons contained in each nucleus of its atoms of the element. atomic number
a horizontal row (left to right) in the periodic table. period
a vertical column (up and down) on the periodic table. group
a chart that organizes information about all of the known elements according to their atomic number. periodic table
describes how likely an element is to form bonds with other elements. reactivity
an element or substance that conducts heat and electricity, is malleable and ductile and has low ionization energy and low electronegativity values. Metals metal
an element that does not conduct electricity or heat and is usually a gas at room temperature. Nonmetals are brittle, have high ionization energies and high electronegativity values. Nonmetals tend to gain electrons to form anions nonmetal
group 1 metals on the periodic table that contain 1 valence electron and lose their valence electrons the most easily, making them the most reactive metals. alkali metals
group 1 metals on the periodic table that contain 2 valence electrons and are the second most reactive metals. alkaline earth metals
group 3-­12 on the periodic table. They have varying valence electrons and do not follow the normal trends of the other metals. They form brightly colored compounds and ions in solution. transition metals
group 17 nonmetals on the periodic table that contain 7 valence electrons. They only need to gain 1 valence electron to have a stable octet. They gain valence electrons the most readily, making them the most reactive nonmetals. halogens
group 18 elements on the periodic table that contain 8 valence electrons (He has 2) and a full valence shell making them very stable and inert. noble gases
an element that has some properties of a metal and some properties of a nonmetal. The metalloids are found on the boron staircase, there are 7 metalloids: B, Si, Ge, As, Sb, Te, and Po. metalloid
elements and/or compounds that when put together are unable to react chemically. The noble gases (group 18) elements are inert because of a full valence shell. inert
the charge of an atoms nucleus resulting from its number of protons nuclear charge
the distance between the nucleus of an atom and it's outermost energy level atomic raduis
the attraction a nucleus has resulting from its number of protons electronegativity

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Chemistry Review by Elise C. Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The study of composition, structure, and properties Chemistry
Smallest unit of an element that maintains the properties of that element Atom
State has a definite volume and shaoe Solid
Blend of 2 or more kinds of matter Mixture
Substances formed by a chemical change Products
Vertical columns on the periodic table Groups
Atoms of the same element that have different masses Isotopes
The number of protons in the nucleus of each atom Atomicnumber
The general term for any isoptope element Nuclide
A positive ion Cation
Elements in group 17 Halogens
An atom or group of bonded atoms that have positive or negative charges Ion
A naming system Nomenclature
A number assigned to an atom in a molecular compound or ion that indicates the general distribution of electrons Oxidation
An ion formed from a single atom Monatomicions
The sum of the average atomic masses of all the atoms represented in the formula of any molecule, unit, or ion Formulamass
An ionic compound composed of a cation and the anion from an acid Salt
A polyatomic ion that contains oxygen Oxyanion
A small whole number that appears in front of a formula in a chemical equation Coefficient
A reaction in which two or more substances combine to from a new compound Compositionreaction
A reaction in which the ions of two compounds exchange places in an aqueous solution to form two new compounds Displacementreaction
The process in which an electric current is used to produce oxidation Electrolysis
A solid that can be produced as a result of a chemical reaction Precipitate
A list of elements organized according to reactibility Activityseries
Equation in which the reactants and products in a chemical reaction are represented by words Wordequation
The measure of the amount of matter Mass
Pure substance made of only one kind of atom Element
Horizontal rows of elements on the periodic table Periods
Poor conductor of heat and electricity Nonmetal
Element that has the same characteristics of metals and some characteristics of nonmetals Metalliods

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8th Grade Science Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Number of protons in the nucleus of an atom atomic number
A stable subatomic particle electron
A cloudlike group of electrons electroncloud
A substance consisting of atoms which all have the same number of protons element
The time required for a quantity to reduce to half its initial value halflife
Any one of various forms in which the atoms of a chemical element can occur isotope
The total number of protons and neutrons in a nucleus massnumber
A subatomic particle of about the same mass as a proton but without an electric charge neutron
A very small particle of matter that is part of the nucleus of an atom and that has a positive electrical charge Proton
A solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity metal
An element or substance that is not a metal nonmetal
A nonmetal that can combine with a metal to form an alloy metalloid
The smallest particle of a substance that can exist by itself or be combined with other atoms to form a molecule atom

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chemical bonding Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

an electrical force linking atoms chemicalbond
chemical bonding that reults from the eletrical attraction between large number of cations and anions ionicbonding
results from the sharing of electron pairs between two atoms covalentbonding
A covalent bond where electrons are not shared equally polarcovalentbond
the simplest structural unit of an element or compound molecule
a chemical compound whose simplest unit are molecule molecularcompound
a representation of a substance using symbols for its consituent elements chemicalformula
the energy required to break a chemical bond and form neutral isolated atoms bondenergy
States that atoms lose, gain or share electrons in order to acquire a full set of eight valence electrons octet rule
atoms gain more than 8 valence electrons expandedvalence
a bond formed when two atoms share a pair of electrons single covalent bond
a bond in which two atoms share two pairs of electrons double covalent bond
a bond formed by sharing three pairs of electrons triple covalent bond
a compound that consists of positive and negative ions ionic compound
ions that are made of more than one atom polyatomic ions
the uneven distribution of molecular charge molecular polarity
attractions between oppositely charged regions of polar molecules dipole forces
compounds composed of two different elements binary ionic compounds

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Chemistry Review Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A change in matter that produces new substances with new properties. (2words) chemicalreaction
New substances produced in a chemical reaction. products
Substances that react together in a chemical reaction. reactants
A system for organizing elements into columns and rows based on their properties. (2words) periodictable
Rows in the periodic table. period
Columns in the periodic table. family
A group of letters and subscript numbers that represent the make-up of a chemical compound. (2words) chemicalformula
An atom that has an electrical charge, either positive or negative. ion
A compound that forms between a metal and a non-metal after electrons are transferred. ionic
A compound that forms between non-metals as they share electrons. molecular
A subatomic particle found in the nucleus of an atom. It has no charge. neutron
A positively charged subatomic particle found in the nucleus of the atom. proton
A negatively charged subatomic particle that orbits the nucleus of an atom. electron
Refers to either the outer orbital of an atom or the electrons found in the outer shell. valence
A reaction in which two or more reactants combine to produce a new product. synthesis
A reaction in which one compound breaks down into two or more simpler compounds. decomposition
A reaction in which one element takes the place of another element in a compound. (2words) singledisplacement
A reaction in which the metal ions of two different compounds exchange places. (2words) doubledisplacement
The smallest unit of an element. atom
A compound that tastes sour, corrodes metal and tissue, and turns blue litmus paper red. acid
A substance that changes colour when added to an acid or a base. indicator
A compound that tastes bitter, feels slippery, corrodes tissue, and turns red litmus paper blue. base
The number in front of a product or reactant in a balanced chemical equation. coefficient
Ability to conduct (transfer) electricity. conductivity
Law describing the fact that the total mass and number of atoms is the same before and after a reaction. (3words) conservationofmass
A reaction between an acid and a base that produces salt and water. neutralization
Elements on the left side of the periodic table. They are malleable, shiny, conductive, and solid at room temperature. metals
Elements on the right side of the periodic table. They are not malleable, not conductive, and exist in a number of states at room temperature. nonmetals
A pure substance that cannot be broken down. element
A pure substance that contains two or more different elements. compound

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Atoms and elements Cross word

Type
Crossword
Description

This crossword contains the following questions and answers:

The negatively charged particle in the electron cloud. Electron
A particle in the nucleus that is positively charged Proton
A particle in the nucleus with a neutral, or no charge Neutron
A tiny, dense positively charged region in the center of an Atom Nucleus
Particles, like protons, neutrons, and electrons that are smaller than atoms Subatomic particles
Regions inside the Atom where electrons are likely to be found. This model developed by Schrodinger, is called Quantum Theory Electron Cloud
The number of protons in an element Atomic Number
The average of the masses the neutrally occurring isotopes in element Atomic mass
The arrangement of elements on a table based on their atomic number Periodic table
A column on the periodic table, also called a family containing elements with the same number of Valence electrons Chemical group
one of a hundred or so pure substances that cannot be broken down into simpler substances Element

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