Balancing Chemical Equations

Front

The ____ are new substances that are created following or after a chemical reaction.

Back

Products

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

The _________________ are either elements or compounds which are present prior to or before a chemical reaction.

Back

Reactants

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NGSS.MS-PS1-2

Front

The large number before a molecule is called a _______________.

Back

Coefficient

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NGSS.MS-PS1-5

Front

The arrow in a chemical equation represents the ________________ ________________.

Back

Chemical Reaction

Front

The subscript represents the number of ____________ in a chemical equation.

Back

Atoms

Front

Is the following equation balanced or unbalanced? NaBr + CaF2 --> NaF + CaBr2

Back

Unbalanced

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NGSS.MS-PS1-5

Front

Is the following equation balanced or unbalanced? 4 Fe + 3 O2 --> 2 Fe2O3

Back

Balanced

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NGSS.MS-PS1-5

Front

Is the following equation balanced or unbalanced? SnO2 + 2 H2 --> Sn + 2 H2O

Back

Balanced

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NGSS.MS-PS1-5

Front

Is the following equation balanced or unbalanced? K + 2 MgBr --> KBr + Mg

Back

Unbalanced

Tags

NGSS.MS-PS1-5

Front

Balance the equation: CH4 + 4 Cl2 → CCl4 + _____ HCl. What coefficient is needed in front of HCl?

Back

4

Tags

NGSS.MS-PS1-5