Type
Crossword
Description

What is a period? row
What is an atom with different numbers of electrons? ions
whats the term for the outermost energy level? valence
what is smaller a proton or an electron? electron
what is the term for column on the periodic table. groups
what rule is it when the first orbital has 2 electrons, or if the second or third has 8 electron? octet rule
Iron with 87 electrons is it stable or not stable? stable
what is a diagram that only shows the valence in an atom? lewis structure
what is it called when an atom has a different number of neutrons? isotopes
how did Henry Mosley organize that periodic table. atomic number
Who came up with the Electron? Thomson
what did Dimitri Mendeleev do? organize the periodic table
What charge is a proton? positive
who came up with the atom diagram that we use today? Bohr
what represents protons and electrons? Atomic number
what charge is a neutron? Neutral
what charge is an electron? negative
Is Ion with 5 electrons stable or not stable? not stable
what water to gas? vaporization
whats gas to water? condensation
what type of bond is it when it is 2 metals? matalicbond
what type of bond is it when it is a metal & a non metal? ionic bond
what type of bond is it when it is 2 non metals? covalent bond
did the hindinberg blimp use helium or hydrogen? both
why was hydrogen bad for the blimp? flammable
why didn't Germany use helium? dont have
whats gas to plasma ionization
whats plasma to gas deionization
whats gas to solid disposition
whats liquid to gas vaporization

Periodic Table Puzzle Crossword

Type
Crossword
Description

What are positively charged particles of the atom? protons
What are negatively charged particles of an atom? electrons
What particle of anatom has no charge? neutrons
Where are protons found? nucleus
Where are electrons found? electron clouds
An _______ is an atom that has the same number of protons but a different number of neutrons as other atoms of the same element. isotope
The ____ ______ is the total number of protons and neutrons. mass number
What detrmines the identity of an atom? atomic number
What is an average of the masses of all naturally occuring isotopes of an element? Atomic mass
The electrons in the outermost energy level of an atom are called _______ _________. valence electrons
Alkali Metals only have ___ valence electron? one
Valence electrons determine the _____ of which an element si placed. group
Lithium is a? alkali metal
Is Flourine a metal or nonmetal? nonmetal
A ______ loses an electron and becomes positively charged. cation
A _____ gains an electron and becomes negatively charged. anion
A row of elements is called a ______. period
What are charged particles that form during chemical changes? ions
What is it called when 2 atoms of nonmetals bond? covalent bonding
What is it called when a metal reacts with a nonmetal? ionic compounds

Atomic Structure and the Periodic Table Crossword

Type
Crossword
Description

The "outer energy shell" of and atom valence
Electrons are "shared" in this type of bond. covalent
Electrons are "stolen" in this type of bond. Ionic
The smallest unit of matter with all the properties of that substance. atom
This matches the number of protons in an atom. atomicnumber
A neutron has a ___________________ charge. neutral
"Like" electric charges ____________________ each other. repel
A combination of one or more atoms. molecule
The location around the nucleus where electrons orbit. electroncloud
A charged particle. ion
A "Family" of elements that do not typically react with other elements. Noblegases
The "Family" of elements that are very reactive. halogens
Characteristics that are measurable or observable are called physical _____________. properties
Subtract the atomic number from the atomic mass to find the number of _________________. neutrons
Electrons have a ______________________ charge. negative
Protons have a _________________________ charge. positive
An abreviated way to name an element. Chemicalsymbol
Other than hydrogen and helium, the number of electrons needed to fill the valence shell. eight
The center of an atom where the protons and neutrons are located. nucleus
An element that can have a variable number of neutrons in its nucleus. isotope
Atoms with full outer energy shells are known to be _______________. stable
A group of elements with similar properties are known as a _________________. family
Reactivity is a ______________________ property. chemical
The elements are organized into this grid. periodictable
When elements react they form new _____________________. substances
This element is found in all organic matter and has four valence electrons. carbon
NaCl is the ___________________________ for salt. chemicalformula
Each ___________________ on the periodic table represents the number of valence electrons in an element. column
Each __________ on the Periodic Table represents the number of "energy levels" an element has. row
The "electronic connections" between elements in a molecule. bonds

Periodic Table Vocabulary Crossword

Type
Crossword
Description

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

Elements and the periodic table Crossword

Type
Crossword
Description

A particle with a positive charge proton
A particle with no charge neutron
A particle with a negtive charge electron
Atoms with the same number of protons, but different number of neutrons Isotopes
The number of protons in the nucleus atomic number
The number of protons and neutrons in an atom atomic mass
A material that has shininess, conductivity, magnetism, malleability, and ductility Metal
Ability to transfer heat or electricity conductivity
Ability to be pulled into wires ductility
Ability to be hammered into shapes malleability
An element that lacks the characteristics of a metal non metal
An element intermediate in properties of a metal and non metal metalloid
the first element on the periodic table hydrogen
Not discovered in nature, but artificially produced isotopes synthetic elements
What hydrogen and helium would make, if combined Lithium
The 14th element on the periodic table silicon
Electrons in the outermost shell of an atom that are used for chemical bonds valence electrons
Made up of atoms, and defined nthe number of protons in the nucleus elements
the 8th element on the periodic table oxygen
What lithium and helium make when combined boron

Intro to Chemistry Crossword

Type
Crossword
Description

Creator of the Periodic Table Dmitrimendeleev
When two or more compounds are joined together. mixture
Diagram of Elements Periodictable
Rows on the Periodic Table period
Number of Protons in an Element Atomicnumber
Chemistry that relates to non carbon compounds. inorganicchemistry
A substance with just one type of atom. element
The place where Protons and Neutrons are housed nucleus
Group 18. These elements do not mix well with others. nobelgases
How quick it is to join up with other elements. reactive
A type of mixture that you cannot pick apart. A solution. Homogeneous
A type of mixture that you can pick apart. Heterogeneous
A negatively charged particle. electron
Element with 2 protons. helium
positively charged particle. proton.
A type of chemistry that involves carbon based life forms. Organicchemistry
A particle that has no charge. Neutron
When two elements bond together. Compound
Electrons are located around the nucleus in an electron what? cloud
The point at which a solid turns to a liquid. meltingpoint
Point at which a liquid is turned into a gas. boilingpoint
Same number of protons different number of neutrons. isotope
Al things that have mass and volume. matter
The lightest element known hydrogen

Unit 3 Crossword Puzzle

Type
Crossword
Description

Negative charge of an atom electron
Center part of an atom that holds protons and neutrons nucleus
Positive charge of an atom Proton
Neutral Charge of an atom Neutron
Area in an atom where an electron is found Electron Cloud
Substance that cannot be broken down into smaller parts Element
Number or protons in an atom Atomic number
Atoms of the same element that have different amounts of neutrons Isotopes
Average mass of an element's isotopes Average Atomic Mass
Chart that shows the elements Periodic Table
When 2 or more elements combine Compound
Atom that is no longer neutral because of gained/lost electrons Ion
Chemical bond by sharing of valence electrons Covalent Bond
Chemical Reaction that releases energy exothermic
Chemical reaction that absorbs energy endothermic
Substance that speeds up a chemical reaction catalyst
Symbol for Iron FE
Vertical columns on the Periodic Table are called families
Horizontal rows on the Periodic Table are called periods

Periodic Table And Atoms Crossword

Type
Crossword
Description

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

Chemistry Crossword Puzzle

Type
Crossword
Description

I AM A METAL THAT IS A LIQUID AT ROOM TEMPERATURE MERCURY
I AM USED TO BLOW UP BALLOONS HELIUM
ELEMENTS ARE LISTED ON THE PERIODIC TABLE IN ORDER OF _______ ATOMIC NUMBER INCREASING
ELEMENTS THAT HAVE BOTH PROPERTIES OF METALS AND NONMETALS ARE CALLED _____ METALLOIDS
I HAVE 26 PROTONS IRON
I AM A METALLOID USED IN COMPUTER CHIPS SILICON
WHAT IS THE TERM THAT REFERS TO THE REPEATING PATTERNS OF CHEMICAL ACTIVITY ON THE PERIODIC TABLE PERIODIC
I AM SOMETIMES USED AS A POISON ARSENIC
ELEMENTS SUCH AS HYDROGEN, NITROGEN, AND OXYGEN ARE CALLED ______ DIATOMIC
THE SCIENTIST THAT ARRANGED THE FIRST PERIODIC TABLE MENDELEEV
I AM THE ONLY ELEMENT IN THE HALIDE FAMILY THAT IS A LIQUID BROMINE
THE FIRST COLUMN OF ELEMENTS IS NAMED ALKALIMETALS
I AM THE MOST ELECTRO NEGATIVE ELEMENT ON THE PERIODIC TABLE FLUORINE
I HAVE THE CAPACITY TO KILL SUPERMAN KRYPTON
I AM NOT REALLY A ALKALI METAL BUT SENSE I HAVE ONLY 1 ELECTRON I BEHAVE LIKE THEM HYDROGEN
MY ATOMIC NUMBER IS 79 GOLD
I AM A METAL WITH 28 ELECTRONS NICKEL
I AM A SILVERY WHITE METAL USED TO MAKE SALT SODIUM
I AM A GAS WITH 8 PROTONS AND 8 NEUTRONS OXYGEN
THE SCIENTIST WHO CAME UP WITH ATOMIC THEORY DALTON
I HAVE 92 PROTONS AND WAS USED IN MAKING THE ATOMIC BOMB URANIUM
THE VERTICAL COLUMS ON THE PERIODIC TABLE ARE CALLED GROUPS
ELEMENTS TO THE LEFT OF THE STAIR STEP LINE ON THE PERIODIC TABLE ARE CALLED METALS
THE VERTICAL COLUMNS ON THE PERIODIC TABLE ARE GROUPS
I HAVE 92 PROTONS AND WAS USED IN MAKING THE ATOMIC BOMB URANIUM

Atoms and elements Cross word

Type
Crossword
Description

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

Ionic Bonding Crossword

Type
Crossword
Description

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