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Chemical Reaction

Authored by Aimee Pearson

Chemistry

7th Grade

NGSS covered

Used 133+ times

Chemical Reaction
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The attraction between atoms when electrons are shared, transferred, or pooled ...

chemical equation

chemical bond

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A description of a reaction using element symbols and chemical formulas

chemical bond

chemical equation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Process in which atoms of one or more substances rearrange to form one or more new substances

chemical reaction

chemical equations

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

New substance produced by a chemical reaction

reactant

product

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The starting substance(s) in a chemical reaction

reactant

product

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ____________ states that the total mass of the reactants before a chemical reaction is the same as the total mass of the products after the chemical reaction

law of conservation of chemical reactions

law of conservation of mass

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chemical reaction in which a substance combines with oxygen and releases energy

combustion

replacement

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