Search Header Logo

Chemical Reactions

Authored by Libby Metiva

Chemistry

7th Grade

NGSS covered

Used 263+ times

Chemical Reactions
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is two or more atoms that are chemically joined.

Compound

Mixture

Molecule

Element

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Of the following, what happens during a chemical change?

Bonds break between atoms.

New bonds form between rearranged atoms.

Atoms change their arrangement.

All of the above.

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would BEST help a scientist identify an Unknown Substance?

It is white.

It has a melting point point of 459 degrees Celsius.

It has a volume of 51 milliliters.

It has a mass of 7.3 grams.

Tags

NGSS.MS-PS3-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would produce a new substance?

Dissolving salt in water

Cooling water until it freezes into ice

Mixing pretzels, peanuts, and mm's

Burning a piece of magnesium ribbon

Tags

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The arrow in a molecular equation means...

To stop

To go

To change to

To slow down

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many total atoms are present in the following: 3NaOH?

3

9

12

4

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is a starting substance in a chemical reaction.

product

molecular equation

new substance

reactant

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?