DO NOW #22: DECOMPOSITION

DO NOW #22: DECOMPOSITION

10th - 12th Grade

20 Qs

quiz-placeholder

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DO NOW #22: DECOMPOSITION

DO NOW #22: DECOMPOSITION

Assessment

Quiz

Chemistry

10th - 12th Grade

Medium

NGSS
MS-PS1-2, MS-PS1-5, HS-PS1-7

+3

Standards-aligned

Created by

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Used 5+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnesium Oxide --> magnesium + oxygen

Is this a decomposition reaction?

Yes
No

Tags

NGSS.MS-PS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

magnesium + oxygen --> magnesium oxide

Is this a decomposition reaction?

Yes
No

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

water --> hydrogen + oxygen

Is this a decomposition reaction?

Yes
No

Tags

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A decomposition reaction can be represented as _____________________.

AB  → A + B
A + B → AB
AB + CD → AC + BD
A + BC → B + AC

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

This chemical equation for mercury oxide is an example of what type of reaction?
2HgO  → 2Hg + O2

decomposition reaction
synthesis reaction
combustion reaction
Marvin the Martian reaction

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Choose the balanced chemical equation for the formation of iron oxide.

2Fe + O→ 2FeO2
Fe + O→ FeO2
4Fe + 3O→ 2Fe2O3
4Fe + O→ 2FeO2

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Al2S3 --> Al + S8

Decomposition
Single Replacement
Synthesis
Double Replacement

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