Term
| What is a chemical reaction? |
|
Definition
| the process by which the atoms of one or more substances are rearranged to form different substances |
|
|
Term
| What is a chemical property? |
|
Definition
| the ability of a substance to undergo a specific chemical change |
|
|
Term
|
Definition
| solid substance formed from a solution |
|
|
Term
|
Definition
| a substance that exists before change |
|
|
Term
|
Definition
| substance that is a product of the chemical reaction |
|
|
Term
| What is a skeleton equation? |
|
Definition
| an equation that uses chemical symbols rather than words to identify the reactants and products |
|
|
Term
| What is a chemical equation? |
|
Definition
| a statement tha uses chemical formulas to show the identities and relative amounts of the substances involved in a chemical reaction |
|
|
Term
| What is the Law of conservation of mass? |
|
Definition
| Mass is neither created nor destroyed in chemical reactions |
|
|
Term
| What is a combustion reaction? |
|
Definition
| exothermic reaction when a substance combines with oxygen |
|
|
Term
| What is a synthesis reaction? |
|
Definition
| a reaction where the reactants are all elements and the products form compounds |
|
|
Term
| What is the equation for a synthesis reaction? |
|
Definition
|
|
Term
| What is a decomposition reaction? |
|
Definition
| a compound that breaks down to form 2 or more elements or simpler substances |
|
|
Term
| What is a single-replacement reaction? |
|
Definition
| a reaction where one element takes place of another element that is part of a compound |
|
|
Term
| What is the equation of a single replacement reaction? |
|
Definition
A+BC=AC+B
Please note the = is taking the place of the arrow, but you need to put the arrow |
|
|
Term
| What is a Double Replacement Reaction? |
|
Definition
| a reaction in which 2 compounds react to form 2 different compounds |
|
|
Term
| What is the equation for a double replacement reaction? |
|
Definition
AB+ XY=AY+XB
the = is replacing the arrow but use the arrow |
|
|
Term
| What is an aqueous solution? |
|
Definition
| a solution that contains one or more substances that is dissolved in water |
|
|
Term
|
Definition
| a substance that is dissolved in a solution |
|
|
Term
|
Definition
| a substance that does the dissolving |
|
|
Term
| What does it mean to dissociate an ionic compound? |
|
Definition
| an ionic solid will be broken up by a solvent |
|
|
Term
| What is a complete ionic equation? |
|
Definition
| an ionic equation tha shows all of the particles in a solution as they exist |
|
|
Term
| What is a net ionic equation? |
|
Definition
| an ionic equation that only includes the particles that participate in the reaction |
|
|
Term
|
Definition
| ions that do not participate in the reaction |
|
|
Term
| What is an overall equation? |
|
Definition
| where 2 reactions can combine and be represented by one chemical equation |
|
|
Term
| What will a combustion reaction with Hydrocarbon always produce? |
|
Definition
|
|
Term
| What does dissociation result in? |
|
Definition
| a precipitate, water, or gas being formed |
|
|
Term
| What does the symbol + mean? |
|
Definition
| separates two or more reactants or products |
|
|
Term
| What does the symbol [image] mean? |
|
Definition
| separates reactants from the products |
|
|
Term
What does the symbol
[image]
mean? |
|
Definition
| separates reactants from products and indicates a reversible reaction |
|
|
Term
|
Definition
| indentifies a solid state |
|
|
Term
|
Definition
| indentifies a liquid state |
|
|
Term
|
Definition
| idnetifies a gaseous state |
|
|
Term
|
Definition
| identifes a water solution |
|
|
Term
| What does (sorry no pic) it mean when there is a triangle above an arrow? |
|
Definition
| it means that heat was added |
|
|
Term
| What are some things that indicate a chemical reaction? |
|
Definition
| 1.temperature change, 2.absorbtion of heat, 3. color change, 4.odor, 5. gas bubbles, 6.formation of a solid, 7. light was given off, 8.sound was given off |
|
|
