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Coefficient
Replacement
Decomposition
Synthesis
Closed System
Open System
Conservation of Matter
Products
Reactants
Chemical Equation
Exothermic
Endothermic
Percipitate
Physical Change
Chemical Change

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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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Chemical Reactions Word Search

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This word search contains the following answers:

activation energy
exothermic
endothermic
formula
combustion
equation
precipitate
product
reactant
displacement
indicator
decomposition
conservation
single
double
chemical reaction
synthesis
neutralisation

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CHEMICAL REACTIONS Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

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

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Chemical Reactions/Law of Conservation Word Search

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This word search contains the following answers:

Activation
Aqueous
Atom
Chemical Bond
Chemical Equation
Chemical Reaction
Coefficient
Combustion
Concentration
Double Replacement
Energy
Excess Reactant
Exothermic
Gas
Heated
Isolated Systems
Law of Conservation
Limiting Reactant
Liquid
Molecule
Precipitate
Product
Reactant
Single Replacement
Solid
Subscript
Transformations

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Types of Reactions Word Search

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This word search contains the following answers:

Acid-Base
Atom
catalyst
chemical bond
combustion
decomposition
double displacement
endothermic
exothermic
inhibitors
law of conservation of mass
molecule
oxidation
preciptation
products
reactants
redox
reduction
single displacement
synthesis

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Chapter 5 review Word Search

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Word Search
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This word search contains the following answers:

Inhibitor
Enzyme
Catalyst
Activation energy
Exothermic
Endothermic
Combustion
Double replacement
Single replacement
Decomposition
Synthesis
Coefficient
Law of conservation of mass
Product
Reactant
Chemical equation
Chemical reaction

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Chemical Changes Word Search

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Word Search
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This word search contains the following answers:

law of conservation of mass
endothermic
exothermic
synthesis
replacement
reactions
reactants
products
decomposition
chemical equation
chemical bond

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Stoichiometry and Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

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

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chemical equations and reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

_________ are shown to the right of the arrow Products
What does the arrow mean in a chemical equation? yields
________ are shown on the left of the arrow Reactants
a tool used to determine if a chemical reaction is balanced or unbalanced atom inventory
burning wood, rust, campfire are examples of a __________ __________ Chemical Reaction
when the total mass of the reactant is equal to the mass of the product the equation is _________ balanced
We can balance an equation by adding a _____________ in front of a formula coefficient
you may never change the __________ of a formula subscript
Law of ________ of mass conservation
T__________ C________ is a sign of a chemical reaction Temperature Change

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Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A process during which chemical bonds between atoms are broken and new ones are formed. Producing one or more different substances. Chemical Reaction
The starting materials in a chemical reaction. Reactant
The new substances that are formed in a chemical reaction. Product
A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products. Chemical Equation
Tells how many atoms, molecules, or formula units take part in a reaction. Coefficient
Tells how many atoms of an element are contained in one molecule or formula unit. Subscript
Energy is released. Exothermic Reaction
Energy is absorbed Endothermic Reaction
A condition in which different elements are equal or in the correct proportions. There are three types of visual balance: symmetry, asymmetry, and radial. Balance
A chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat and light. Combustion Reaction
A chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat and light combustion reaction A chemical reaction in which two or more reactants combine to produce a single product. Synthesis Reaction
A reaction in which a single compound breaks down to form two or more simpler substances. Decomposition Reaction
Chemical reaction in which one element replaces another element in a compound. Single-displacement Reaction
A reaction in which a gas, a solid precipitate, or a molecular compound forms from the exchange of ions between two compounds. Double-displacement Reaction
A solid that forms from a solution during a chemical reaction. Precipitate
A chemical change in which a substance combines with oxygen, as when iron oxidizes, forming rust. Oxidation
Any process in which electrons are added to an atom or ion. Reduction
A substance that initiates or accelerates a chemical reaction without itself being affected. Catalyst

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