Type
Crossword
Description

This crossword contains the following questions and answers:

the smallest piece of an element that still represents that element atom
The simplest form of a pure substances that cannot be broken down into any other substances by chemical means chemical
Two or more atoms that are held together by covalent bonds and act as a unit Molecule
Pure substances that are chemical unions of positive elements Compound
The attraction between positively and negatively charged ions in an ionic compound ionic bond
A chemical bond formed when two atoms share one or more pairs of valence electrons Covalent Bond
Shiny, high melting point, good conductors, ductile Metal
Dull, brittle, non conductors, and low melting point non metals
A group of chemical symbols and numbers that represents the elements and the number of atoms of each element that makes up a compound Chemical Formula
A process in which atoms of one or more substances rearranged to form one or more new substances Chemical reaction
A description of a reaction using element symbols and chemical formulas chemical equation
A number placed in front of an element symbol or a chemical formula in a equation coefficient
A substance produced by a chemical reaction product
A starting substance in a chemical in a chemical reaction reactants
A principle stating that the total momentum of a group of objects stays the same unless outside forces act on objects conservation of mass
A type of chemical reaction in which two or more substances combine and form one compound synthesis
A type of chemical reaction in which one compound breaks down and forms two or one elements decomposition
The mass of an atom of a chemical element expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom ATOMIC MASS
The number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table ATOMIC NUMBER
Characteristics of a chemical and how the molecules that make up the substance can be rearranged or combined with other substances Chemical property

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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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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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Atoms, Elements, and Compounds Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

are the building blocks of matter Atoms
Neutrons and Protons are located here Nucleus
Positively charged particles Protons
Particles that have no charge neutrons
Negitively charged particles Electrons
pure substances that cannot be broken down into other substances by physical or chemical means Element
Atoms of the same element that have different numbers of neutrons Isotopes
A pure substance formed when two or more different elements combine Compound
chemical bond that forms when electrons are shared Covalent bond
a compound in which the atoms are held together by covalent bonds Molecule
an electrical attraction between two oppositely charged atoms or groups of atoms ionic bonds
process by which atoms or groups of atoms in substances are reorganized into different substances chemical reaction
substance that lowers the activation energy needed to start a chemical reaction catalyst
biological catalyst that speed up the rate of chemical reactions in biological processes enzymes
specific location where a substrate binds on an enzyme active site
molecules that have an unequal distribution of charges polar molecules
the electrostatic attraction hydrogen bond
the substance that is dissolved in the solvent solute
substance in whih another substance is dissolved solvent
anothe name for homogeneous mixture solution

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Basic Chemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The study of matter chemistry
Occupies space and has mass Matter
Solid, liquid, gas State of matter
Pure substances consisting of only one kind of atom in each molecule. Element
Pure substances consisting of two or more atoms in each molecule Compound
Chart of elements organized according to their atomic structure Periodic table
The part of the atom containing the protons and neutrons Nucleus
Positive particle of an atom. The number of these determines what kind of element it is Proton
Neutrally charged particle found in the nucleus and has mass Neutron
Negatively charged particle outside the nucleus Electron
Donated electrons form charged particles called ions to stick together Ionic bond
Shared electrons hold atoms together. Covalent bond
A distinct group of atoms bonded together Molecule
The smallest unit of an element Atom
Shows how atoms in a molecule are located and connected Structural formula
Show the number and type of atoms in a molecule Chemical formula
The ability to do work Energy
A protein molecule or organic molecule used as a catalyst Enzyme
Substances that affect the rate of a reaction but are not changed themselves. Also may start or stop a reaction from occurring. Catalyst
The metric unit used to weigh of a bar of gold kilogram
Substances that enable enzymes to work properly. Coenzyme
Small amount of liquid chemicals would be measured using this metric unit. Milliliter

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Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A chemical reaction that requires heat Endothremic
The law that states that energy cannot be created or destroyed but can be change another LCE
The minimum amount of energy required to start a chemical reaction Activation Energy
A substance that slows down or stops a chemical reaction Inhibitor
A substance that changes the rate of a chemical reaction without being used up or changed very much Catalyst
A chemical reaction in which heat is released to the surroundings Exothermic
A combination of chemical symbols and numbers to represent a substance Chemical Formula
A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products Chemical Equation
A substance or molecule that participates in a chemical reaction Reactant
The substance that forms in a chemical reaction Product
2 or more substances combine to form a new compound Synthesis
A compound decomposes into 2 or more simpler substances Decomposition
1 element replaces another element in a compound Single Replacement

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Chemistry Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A type of matter with a fixed composition. Substance
Mixture in which different materials can easily be distinguished. Heterogeneous Mixture
Contains 2 or more gases, liquids, or solids substances blended evenly. Homogeneous Mixture
Explanation of how particles in matter behave. Kinetic Theory
Amount of energy required for a liquid to become a gas. Heat of Vaporization
Attraction formed when elements share electrons. Covalent Bond
A neutral molecule that forms as a result of electron sharing. Molecule
Substances that react. Reactants
Substances that are made. Products
More than one substances turning into other substances. Chemical Reaction
Numbers in front of each substance in a equation. Coeffecients
A formula that shows what elements are in a compound and what it will become. Chemical Formula
Force that holds atoms together in a compound. Chemical Bond
Force of attraction between opposite charges. Ionic Bond
Attraction formed when elements share electrons. Covalent Bond

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Chemistry Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

The scientific study of the structure, properties, and reactions of the chemical elements and the compounds they form: Chemistry
Law of Conservation and ________: MASS
A formula that shows what elements are in a compound and what it will become: Chemical Formula
More than one substances turning into other substances. Chemical Reaction
Substances that react. Reactants
Substances that are made: Product
Numbers in front of each substance in a equation: Coefficient
Pure substance found on the periodic table: Element
A type of matter with a fixed composition: Substance
A substance in which the atoms of 2 or more elements are combined: Compound
a physical property defined as the mass of a given substance divided by its amount of substance: Molar mass
the amount of matter of an object mass
a section of chemistry that involves using relationships between reactants and/or products in a chemical reaction to determine desired quantitative data: Stoichiometry
A unit of measurement for quantifying atoms and molecules: mole
The best chemistry teacher: Mrs. Alexander

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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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Periodic Table And Atoms Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A particle with a single negative charge Electron
The positively charged central part of an atom Nucleus
A positively charged particles that make up a nucleus Protons
A nuetral particle in the nucleus of an atom Neutron
The electrons in the outermost energy level of Niels Bohr's model of an atom Valance Electrons
An area around an atomic nucleus where an electron is most likely to be found Electron Cloud
Pure substances that cannot be broken down into any simpler substances Elements
The number of protons in an atom of an element Atomic Number
Atoms of the same element that have different numbers of neutrons Isotopes
The sum of the number of protons and neutrons in an atom Mass Number
The average mass of an element's isotopes Average Atomic Mass
A chart of elements arranged into rows and columns based on their chemical and physical properties Periodic Table
Vertical columns on the periodic table Groups
Horizontal rows on a Periodic Table Periods
A group located on the left side of the Periodic Table that is a good conductor and shine when polished Metals
Another group located on the right side of the Periodic Table that are insulators and are not shiny Nonmetals
An object that has low electrical resistance and can allow electricity to flow easily Conductors
An object that has higher electrical resistance and prevents electricity easily through a material Insulator
Elements in the middle of the Periodic Table and are semiconductors.They also have properties that are similar to both metals and nonmetals Metalloids
A substance that is made of two or more elements chemically joined in a specific combination Compound
An atom no longer neutrally charged because it has lost electrons Ion
An attraction that holds ions close together Ionic Bond
A bond formed when two atoms share valence electrons Covalent Bond
A chemical reaction that releases heat of light energy Exothermic Reaction
Chemical Reactions that absorb energy Endothermic Reaction
The speed at which a reaction occurs Rate Of Reaction
A substance that speeds up chemical reactions Catalyst

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Chemistry of life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The basic unit of a chemical element Atom
A substance made of only one kind of atom (pure substance) Element
A substance made of joined atoms of two or more different elements Compound
A group of atoms bonded together Molecule
An attraction between substances of the same kind Cohesion
An attraction between different substances Adhesion
A mixture in which one or more substances are evenly distributed in another substance Solution
Compounds that form hydrogen Ions when dissolved in water Acid
Compounds that reduce the concentration of the hydrogen Ions in a solution Base
A biological molecule consisting of carbon (glucose) Carbohydrate
(FAT) saturated twice energy as carb Lipid
Amino Acid "Building Blocks" Protien
DNA RNA Nucleic Acid
biologically important organic compounds containing amine and carboxylic acid functional groups Amino Acid
property of objects which can be transferred to other objects or converted into different forms. Energy
the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction. Activation Energy
Used to regulate the rate (speed) Enzyme
Basic reaction (fits) Subtrate
a region on an enzyme that binds to a protein or other substance during a reaction. Active Site

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