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Atoms and molecules

Authored by Emma H

Science

7th Grade

NGSS covered

Used 39+ times

Atoms and molecules
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct model of H2O?

Media Image
Media Image
Media Image
Media Image

Tags

NGSS.MS-PS1-1

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

How many hydrogen in this formula? O3ClHN2

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula is a compound?

Cl2

Br

N2N3

HN

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the formula for this compound?

N3H

HN3

H3n

H3N

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is a compound?

NaN2

N3

Ca6

Cl3

Tags

NGSS.MS-PS1-1

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

How many oxygen in this formula? H3C2BrO2

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or false? Compounds are two or more of the same element

true

false

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