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6th-Chemical Changes

6th Grade - Chemical Properties and Changes

QuestionAnswer
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
Created by: Cabrini