Chemical Reactions Vocab

Front

Matter made of one thing (e.g., element or compound)

Back

Pure Substance

Front

2+ different bonded elements

Back

Compound

Front

Substances change into different substances (chemical change)

Back

Chemical reaction

Front

Starting substances in chemical reactions

Back

Reactants

Front

Substances produced by chemical reactions

Back

Products

Front

Model of a chemical reaction with elements as letters

Back

Chemical equation

Front

This diagram represents a _____.

Back

pure substance that is a compound

Front

This diagram represents a _____.

Back

pure substance that is an element

Front

Law of conservation of mass: mass is neither created nor destroyed in chemical reactions. Demonstration:

Back

When carbon dioxide breaks down into carbon and oxygen, the number of atoms remains the same.

Front

Reactants in A + B -> C?

Back

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