| Question |
 |
|
| Answer |
|
|
| ability of a substance to go through a chemical change easily |
reactivity |
| substances that do not go through chemical changes very easily |
stability |
| substances mixed together before a chemical change takes place |
reactants |
| a new substance that is formed after a chemical change |
products |
| a substance's ability to burn |
combustibility |
| Is a new substance ALWAYS formed during a chemical change? |
YES |
| Are the atoms ALWAYS rearranged during a chemical change? |
YES |
| Are the atoms rearranged during a physical change? |
NO |
| Can a chemical change ALWAYS be easily reversed? |
NO |
| Can a physical change USUALLY be reversed? |
YES |
| Is a change in size usually a physical or chemical change? |
physical change |
| Is a change in shape usually a physical or chemical change? |
physical change |
| Is heat or light being given off usually a physical or chemical change? |
chemical change |
| Is a strange change in color usually a physical or chemical change? |
chemical change |
| Are bubbles produced without heat usually a physical or chemical change? |
chemical change |
| Is tearing a substance into pieces usually a physical or chemical change? |
physical change |
| type of chemical reaction when two elements combine to form a compoud |
combination reaction |
| type of chemical reaction when a compound breaks down into smaller molecules |
decomposition reaction |
| type of chemical reaction when one element replaces another in a compound |
single replacement reaction |
| type of chemical reaction when compounds switch atoms |
double replacement reaction |
| type of chemical reaction that occurrs when matter burns |
combustion reaction |
500 Words
