Chemical Reactions

Chemical Reactions

9th - 12th Grade

26 Qs

quiz-placeholder

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Chemical Reactions

Chemical Reactions

Assessment

Quiz

Chemistry

9th - 12th Grade

Practice Problem

Hard

NGSS
HS-PS1-7, HS-PS1-5, HS-PS1-4

+2

Standards-aligned

Created by

Mayra Quiroga

Used 13+ times

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26 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Chemical formulas represent ____.

chemical equations

reactants

products

compounds

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The substances formed during a chemical reaction are ___.

reactants

products

compounds

chemical formulas

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The substances present at the beginning of the chemical reaction are ___.

reactants

products

compounds

chemical formulas

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Bonds break, atoms rearrange, new bonds and new substances are formed during ___.

chemical formulas

chemical reactions

chemical equations

chemical symbols

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Is a description of a reaction using element's symbols and chemical formulas.

chemical formulas

chemical reactions

chemical equations

chemical symbols

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

States that the total mass of the reactants before a chemical reaction is the same as the total mass of the products after a chemical reaction

Law of chemical reactions

Law of conservation of energy

Law of conservation of momentum

Law of conservation of mass

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The mass of the reactants is ____ the mass of the products.

always greater than

always smaller than

always equal to

ignored to

Tags

NGSS.HS-PS1-7

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