Counting Atoms in Compounds
Authored by Andrea Lippert
Science
8th Grade
NGSS covered
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the elements present in NaOH?
Na, O, H
Na, Cl, H
Na, O, Cl
Na, H, Cl
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound MgCl2, how many chlorine atoms are present?
1
2
3
4
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fill in the blank: In the compound 4 Li2O, there are ___ lithium atoms.
2
4
8
6
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many total atoms are present in NaOH?
2
3
4
5
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of oxygen atoms in 4 HNO3?
4
8
12
16
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fill in the blank: In the compound 4 Mg(OH)2, there are ___ magnesium atoms.
1
2
3
4
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the elements in the compound 4 HNO3.
A) H, N, O
B) H, N, Cl
C) H, O, Cl
D) H, N, C
Tags
NGSS.MS-PS1-1
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