Type
Crossword
Description

Must be done to every equation balance
has only one product combination
Avogadro's number of particles mole
grams per mole molar mass
22.4 liters per mole molar volume
Relative amounts of the elements in a compound percent composition
The lowest whole number ratio of the elements in a compound empirical forumula
Speeds up a reaction catalyst
Numbers that indicate the atoms in a molecule subscript
numbers used to balance an equation coefficients
has only one reactant decomposition
Indicates which metals replace which activity series
Reaction that requires oxygen combustion
Measure of how well a substance dissolves solubility
A solid formed during a double replacement reaction precipitate
The substance completely used up in a chemical reaction limiting reagent

Stoichiometry/Chemical Reactions Crossword

Type
Crossword
Description

A conversion factor derived from the coefficients of the quantities of substances involved in chemical reactions moleratio
A + B --------> AB synthesis
The area of chemistry involving the calculations of quantities of substances involved in chemical reactions stoichiometry
The mass of one mole of a substance molarmass
AB -----> A + B decomposition
The percent by mass of each element in a compound percent composition
AB + CD ------> AD + CB double replacement
6.02 x 10^23 avogadros number
The number in front of a balanced formula showing how much of that reactant or product is present coefficient
A + BC -----> AC + B single replacement
The ratio of the actual yield as compared to the theoretical yield expressed as a percentage percent yield
A representation of a chemical reaction using symbols and numbers to show the relationships between the reactants and products chemical equation
The amount of product that could form based on a balanced chemical equation theoretical yield
A compound containing carbon and hydrogen is burned in the presence of oxygen combustion
The amount of a substance mole
The amount of product that is actually formed when a reaction is carried out in the laboratory actual yield
The substance that runs out in a chemical reaction, thus controlling the amount of product(s) limiting reactant
The reactant that is leftover after a reaction comes to completion excess
The measurement of the mass of the substances in a chemical reaction gram
The chemicals present on the right side of a chemical reaction, that are only present after the the chemical reaction has begun products
The chemicals which are put into a chemical reaction and are on the left side of the reaction reactants

Chemical Reactions Crossword

Type
Crossword
Description

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

Stoichiometry and Chemical Reactions Crossword

Type
Crossword
Description

The ratio of the actual yield to the theoretical yield shown as a percent. Percent Yield
A chemical substance that is present at the beginning of a chemical reaction. Reactant
The quantitative relationship between two or more substances especially in processes involving chemical or physical change. Stoichiometry
A chemical substance formed as a result of a chemical reaction. Product
A reactant in a chemical reaction that determines the amount of product that is formed. Limiting Reactant
The reactant in a chemical equation with a greater amount than necessary to react completely with the limiting reactant. Excess Reactant
A process in which one or more substances are changed into others. Chemical Reaction
One element replaces another element in a compound. Single Replacement
Two or more substances combine to form a new compound. Synthesis
A compound decomposes into two or more simpler substances. Decomposition
A representation of a chemical reaction that uses symbols to represent the relationship between the reactants and the products. Chemical Equation
A unit of amount, the amount of a substance containing 6.02x10^23 entities. Moles
Used in a chemical equation to determine mole ratios. Coefficients
The mass of one mole of a substance. Molar Mass
A substance that changes the rate of a chemical reaction without being used up or changed very much. Catalyst
A chemical reaction where heat is released to it's surroundings. Exothermic
A combination of chemical symbols and numbers to represent a substance. Chemical Formula
A chemical reaction that needs heat. Endothermic
The smallest amount of energy needed to start a chemical reaction. Activation Energy
What holds individual atoms of compounds together. Chemical Bonds

Chemistry Crossword Puzzle

Type
Crossword
Description

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

Compoundable Meats (stoichiometry) Word Search

Type
Word Search
Description

Products
Reactants
Molecule
Periodic Table
Atomic Mass
ABSOLUTE ZERO
COEFFICIENTS
THEORETICAL YIELD
CHEMISTRY
MOLE
MOLAR VOLUME
MOLAR MASS
EMPIRICAL NUMBER
AVOGADROS NUMBER
AVOGADROS HYPOTHESIS
LIMITING REAGENT
MOLE RATIO
STOICHIOMETRY

CHEMICAL REACTIONS Crossword

Type
Crossword
Description

A description of a change in which a system absorbs energy from its surrounding. ENDOTHERMIC
A description of a change in which a system releases energy to its surrounding. EXOTHERMIC
A substance that undergoes change in a chemical reaction. REACTANT
New substances formed as a result of a chemical reaction. Products
A chemical reaction in which two or more substances react to from a single substance. Synthesis Reaction
A chemical reaction in which a compound breaks down into two or more simpler substances. Decomposition Reaction
A chemical reaction in which one element takes another elements place in a compound. Single-replacement Reaction
A chemical reaction in which two compound exchange positive ions and form two new compounds. Double-replacement Reaction
The rate at which reactants change into products over time. Reaction Rate
A chemical reaction in which a substance reacts rapidly with oxygen, often producing heat and light. Combustion Reaction
A chemical reaction in which electrons are transferred from one reactant to another. Oxidation-reduction Reaction
The action or fact of making a specified thing smaller or less in amount, degree, or size. Reduction
A substance to be deposited in solid form from a solution. Precipitate
A substance that affects the rate of a chemical reaction without being used up in the reaction. Catalyst
Numbers that appear before a formula in a chemical equation to show the relative proportions of each reactant and product. Coefficients
A representation of a chemical reaction in which the reactants and products are expressed as formulas. Chemical Equation
A state in which the forwards and reverse paths pf a physical or chemical change take place at the same time. Equilibrium

Stoichiometry Word Search

Type
Word Search
Description

Chemistry
Conversion
Chemical Reaction
Balanced Equation
Liters
Grams
Formula Unit
Molecules
Atoms
Product
Reactant
Avogadro's Principle
Molar Mass
Mole
Avogadro's Number

Gas Laws Crossword

Type
Crossword
Description

describes a relationship in nature that is supported by many experiments scientific law
volume and pressure are inversely proportional Boyles Law
volume and temperature are directly proportional Charles Law
it has never been this cold = zero K absolute zero
the pressure of a gas and the kelvin temperature are directly proportional Gay-Lussacs Law
combines Boyles, Charles, and Gay-Lussacs Laws combined gas law
the SI unit for the amount of substance mole
equal volumes of gases at the same temperature and pressure contain equal numbers of particles Avogadro's principle
22.4 L molar volume
describes the physical behavior of an ideal gas ideal gas law
0.0821 L-atm/mol-K R
a number written in front of a reactant or product of a chemical equation coefficient

Chemistry Review Crossword

Type
Crossword
Description

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

chemistry Word Search

Type
Word Search
Description

mole ratio
reaction
state symbol
diatomic element
dimensional analysis
matter
pure substance
homogeneous mixture
heterogeneous mixture
element
molecule
lanthanide
actinide
transition metal
octet rule
noble gas
alkali metal
period
group
periodic table
percent error
percent yield
molecular formula
empirical formula
atomic weight
significant figure
formula unit
molar mass
anion
cation
measurement
density
conversion factor
stoichiometry
proton
neutron
electron
avogadro
atom
mole