Type
Crossword
Description

This crossword contains the following questions and answers:

A Process In Which One Or More Substances Change To Make One Or More New Substances Chemical Reaction
A Shorthand Way To Use Chemical Symbols And Numbers To Represent A Substance Chemical Formula
Uses Chemical Symbols And Formulas As A Shortcut To Describe A Chemical Reaction Chemical Equation
The Starting Materials In A Chemical Reaction Reactants
Substacnes Formed From A Reaction Products
A Reaction In Which Two Or More Substances Combine To Form One New Compound Synthesis Reaction
A Chemical Reaction In Which Heat Is Released To The Surroundings Exothermic Reaction
A Chemical Reaction That Requires Heat Endothermic Reaction
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 WIth Out Being Used Up Or Changed Very Much Catalyst

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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 Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The substance that forms in a chemical reaction Product
A chemical reaction in which heat is released to the surroundings Exohermic reaction
The minimum amount of energy required to start a chemical reaction Activation energy
A chemical reaction that requires heat Endothermic reaction
A substance or molecule that participates in a chemical reaction Reactant
The law that states that energy cannot be created or destroyed but can be changed from one form to another lce
A representation of chemical reaction that uses symbols to show the relationship between the reactants and the products Chemical Equation
A substance that slows down or stops a chemical reaction Inhibitor
A combination of chemical symbols and numbers to represent substance Chemical formula
A substance that changes the rate of a chemical reaction without being used up or changed very much catalyst

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chapter 14 crossword puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

The substance that forms in a chemical reaction. Product
A substance or moleclue that parcipitates in chemical reactions. Reactant
A representation of a chemical reaction that uses symbols. Chemical equation
A combination of chemical symbols and numbers to represent a substance. Chemical formula
A chemical reaction that requires heat. Endothermic reaction
A chemical reaction in which heat is released to surroundings. Exothermic reaction
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. Catalyst
A multiplier of factor that measures some property. Coefficient

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Chemical Reactions crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The process by which 1 or more substances change to produce 1 or more different substances Chemical Reaction
A solid that is produced as result of a chemical reaction in solution. Precipitate
A combination of chemical symbols and numbers to represent a substance. Chemical formula
The substances that form in a chemical reaction product
A substance or molecule that participates in a chemical reaction. Reactant
A chemical reaction that requires heat. Endothermic reactoin
A substance that slows down or stop a chemical reaction. Inhibitor
A chemical reaction in which heat is released to the surrounding Exothermic reaction
A reaction in which 2 or more substances combine to form a new compound. Synthesis reaction
The minimum amount of energy required to start a chemical reaction. Activation energy

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Endothermic and Exothermic Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

This type of reaction gives off heat, to increase the temperature_________ Exothermic Reaction
This type of reaction takes in heat, to decrease the temperature _________ Endothermic Reaction
An example of an exothermic reaction is _________ Burning wood
An example of an endothermic reaction is __________ vinegar and baking soda
chemical reactions involve breaking ________ bonds
Chemical reactions involve forming new bonds on the ___________________ side products
It takes ____________ to break bonds energy
Energy is ____________ when new bonds form in the products released
In an exothermic reaction, it takes ________ energy to break bonds of the reactants less
In an endothermic reaction, it takes _______ to break bonds more
Chemical reactions occur when a ______ ____________ is formed through a reaction new substance
How can you remember what endothermic means? in means goes into something
How can you remember what exothermic means Exo means to exit, like exits heat

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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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Thermochemistry Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

The study of heat transfer during chemical reactions and changes in state thermochemistry
The reaction or substance changing System
The molar heat of ___ is the amount of heat released when vapor condenses condensation
Energy in chemical bonds (3 words) ChemicalPE
Everything in the universe Surroundings
The law of ___ states energy cannot be created or destroyed (3 words) conservationofenergy
When the system gains heat the reaction is... Endothermic
When the system loses heat the reaction is... Exothermic
Known as "c" in equations (2 words) Specificheat
Amount of heat needed to increase the temperature of an object by 1 degree Celsius (2 words) Heatcapacity
Measurement of the heat flow into or out of the system Calorimetry
Insulated object used in calorimetry experiments Calorimeter
(H) ΔH measures the change in this Enthalpy
A chemical equation that includes the enthalpy change as either a reactant or product Thermochemical
Known as ΔH (3 words) Heatofreaction
Heat of reaction for burning one mole of a substance (3 words) Heatofcombustion
The molar heat of ___ is theheat absorbed by a solid object as it melts fusion
The molar heat of ___ is the heat lost by one mole when a liquid solidifies solidification
The molar heat of ___ is the amount of heat needed to vaporize a liquid vaporization
The change in H caused by dissolution (4 words) Molarheatofsolution
(q) Always flows from warm to cold Heat

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Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

process that produces chemcial change, resulting in new substances that have properties different from those of the original substances chemical reaction
substance that exists before a chemical reaction begins reactant
substance that froms as a result of a chemical reaction product
shorthand form of writing what reactants are used and what products are formed in a chemical reaction; sometimes shows whether energy is produced or absorbed chemical equation
chemical reaction in which heat energy is absorbed endothermic reaction
chemical reaction in which heat energy is released exothermic reaction
minimum amount of energy needed to start a chemical reaction activation energy
measure of how fast a chemical reaction occurs rate of reaction
describes how much solute is present in a solution compared to the amount of solvent concentration
substance that speeds up a chemical reaction but is not used up itself or permanently changed catalyst
a type of protein that regulates chemical reactions in cells without being changed or used up itself enzyme
substance that slows down a chemical reaction, making the formation of a certain amount of product take longer inhibitor

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Thermodynamics Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the ability to do work or produce heat energy
energy due to position or composition potential energy
energy due to the motion of the object kinetic energy
energy can be converted from one form to another but can be neither created nor destroyed law of conservation of energy
kinetic energy transferred to a surface as heat frictional heating
a measure of the random motions of the components of a substance temperature
a flow of energy due to a temperature difference heat
energy flows out of a system exothermic
energy flows into a system endothermic
the study of heat energy thermodynamics
sum of the kinetic and potential energies of all "particles" in the system internal energy
amount of energy (heat) required to raise the temperature of one gram of water by one degree Celsius calorie
4.184 __________ = 1 calorie joules
to measure how much energy is produced or absorbed by a given reaction enthalpy
1 atm pressure, liquid water always changes to gaseous water at 100 degrees Celsius boiling point
1 atm pressure, water freezes at 0 degrees Celsius freezing point
used to determine the heat associated with a chemical reaction calorimeter
a transfer of heat energy through space by means of electromagnetic waves radiation
heat that is transferred by movement of a fluid convection
heat transferred method between objects in contact as a result of temperature difference conduction
the lowest possible temperature on the Kelvin scale where all molecules would stop absolute zero
a unit of measurement that was once called Centigrade because there are 100 degrees between the freezing and boiling points of water in this scale celsius
the quantity of energy needed to raise the temperature of 1 kg of a substance by 1℃ at constant pressure specific heat

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Chemical Formulas and Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

representation of what elements a compound contains and the exact number of the atoms of each elements in a unit of the compound Chemical Formula
a change in which one or more substances are converted into new substances while energy is released or absorbed Chemical Reaction
a way to describe a chemical reaction using chemical formulas and other symbols Chemical Equation
the chemicals presented before a reaction Reactants
the new chemicals presented after a reaction Products
a number that represents the number of units of each chemical taking part in a reaction Coefficient
means "written below" Subscript
the amount of valence electrons gained or lost between metals and nonmetals to become stable Oxidation Number
when water is the solvent for a reaction aqueous
an insoluble compound that comes out of solution during a double-displacement reaction precipitate
a chemical reaction that absorbs energy primarily in the form of heat endothermic
a reaction in which the energy released is in the form of heat exothermic
a reaction that occurs when a substance reacts with oxygen to release energy in the form of heat and light combustion reaction
a chemical reaction in which two or more substances combine to form another substance synthesis reaction
a chemical reaction in which one substance breaks down into two or more substances decomposition reaction
a chemical reaction in which one element replaces another element in a compound single-displacement reaction
a chemical reaction in which the positive ion of one compound replaces the positive ion of another compound double-displacement reaction

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