What is the main focus when counting atoms in a compound?

Counting Atoms in Chemical Compounds

Interactive Video
•
Chemistry, Science, Mathematics
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Counting the number of elements
Counting the number of molecules
Counting the number of bonds
Counting the number of atoms
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound CO2, how many atoms of oxygen are present?
Two
One
Four
Three
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a compound has no number next to an element, how many atoms of that element are assumed to be present?
Three
Zero
One
Two
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many total atoms are in the compound CaSO4?
Five
Four
Seven
Six
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound NaOH, how many atoms are there in total?
Two
Five
Three
Four
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms are in lithium nitrate (LiNO3)?
Four
Six
Five
Seven
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In potassium hydroxide (KOH), how many atoms of hydrogen are present?
Three
Zero
One
Two
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