Counting Atoms
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the total number of different elements in the compound H₂COCH₂?
Back
3
2.
FLASHCARD QUESTION
Front
What is the total number of atoms in the compound CaCO₃?
Back
5
3.
FLASHCARD QUESTION
Front
What are the numbers found on the lower right-hand side of an element symbol called?
Back
Subscript
4.
FLASHCARD QUESTION
Front
How many atoms of Hydrogen are in H₂O?
Back
2
5.
FLASHCARD QUESTION
Front
What is a subscript in a chemical formula?
Back
A subscript indicates the number of atoms of an element in a molecule.
6.
FLASHCARD QUESTION
Front
What does a coefficient in a chemical equation represent?
Back
A coefficient indicates the number of molecules or moles of a substance.
7.
FLASHCARD QUESTION
Front
In the compound C₆H₁₂O₆, how many carbon atoms are present?
Back
6
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