Counting Atoms Practice
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
How many Carbon atoms are in 2Na₂CO₃?
Back
2
2.
FLASHCARD QUESTION
Front
How many Sodium atoms are in 6NaCl?
Back
6
3.
FLASHCARD QUESTION
Front
How many atoms of Carbon are in the compound C₂H₈O?
Back
2
4.
FLASHCARD QUESTION
Front
How many TOTAL atoms are in the compound Mg(NO₃)₂?
Back
9
5.
FLASHCARD QUESTION
Front
How many Hydrogen atoms are in 4H₂O?
Back
8
6.
FLASHCARD QUESTION
Front
What is the formula to calculate the total number of atoms in a compound?
Back
Add the number of each type of atom in the formula.
7.
FLASHCARD QUESTION
Front
What does the subscript in a chemical formula indicate?
Back
The number of atoms of the element in the molecule.
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