Simple Chemical Reactions

Simple Chemical Reactions

8th Grade

15 Qs

quiz-placeholder

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Simple Chemical Reactions

Simple Chemical Reactions

Assessment

Quiz

Science

8th Grade

Easy

NGSS
MS-PS1-5, MS-PS1-2, MS-LS1-6

+2

Standards-aligned

Created by

Lisa Thompson

Used 2+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do you test for Chlorine gas?

Bleaches damp litmus paper

Makes a squeaky pop with a lit splint

Relights a glowing splint

Turns limewater milky

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The missing numbers in sequence in this reaction to balance the equation for burning hydrogen in air are:

___ H2 (g) + _____O2 (g) → _____ H2O (g)

4 3 2

2 1 2

1 1 1

1 2 1

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Balance this equation:
MgCl2 --> Mg4+ Cl2

It's already balanced.

4MgCl2 --> Mg4+ 4Cl2

4MgCl2 --> Mg4+ 5Cl2

Tags

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In chemical reactions, what does the principle of conservation of mass mean?

Matter is not created or destroyed.

The total mass of the reactants is greater than the total mass of the products.

The total mass of the reactants is less than the total mass of the products.

Matter is not changed.

Tags

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is the following equation balanced or unbalanced ? 
Al + O2 --> Al2O3

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is the following equation balanced or unbalanced ? 
N2 +3 H2 --> 2NH3

Balanced

Unbalanced

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many atoms of aluminum are on each side of the following equation: 4Al + 3O--> 2AlO3

2

6

1

4

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

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