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Counting Atoms

Authored by Stephanie White

Science

8th Grade

NGSS covered

Used 144+ times

Counting Atoms
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Hydrogen atoms are in 4H2O?

6

8

2

4

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Magnesium atoms are in 10MgCl2?

10

5

20

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many elements are in C6H12O6?

1
2
3
4

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is C2H8O ?

Element

Letters

Numbers

Compound

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Hydrogen atoms in 3(NH₄)₂CrO₄?

4

2

8

24

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A subscript is the small number below the element symbol that tells the number of _______ of that element.

atoms

valence electrons

protons

elements

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Nitrogen atoms are in the in H2C3O4N5?

2

3

4

5

Tags

NGSS.MS-PS1-1

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