
Counting atoms in chemical formulas
Flashcard
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
How many Magnesium atoms are in 10MgCl₂?
Back
10
2.
FLASHCARD QUESTION
Front
If there is no subscript, there is/are ______ atom(s) of that element.
Back
only 1
3.
FLASHCARD QUESTION
Front
How many Nitrogen atoms are in (NH₄)₂CrO₄?
Back
2
4.
FLASHCARD QUESTION
Front
How many Elements are in the compound C₂H₈O?
Back
3
5.
FLASHCARD QUESTION
Front
How many molecules (formula units) are in 10MgCl₂?
Back
10
6.
FLASHCARD QUESTION
Front
What does a subscript in a chemical formula indicate?
Back
The number of atoms of the element in the molecule.
7.
FLASHCARD QUESTION
Front
What is the total number of atoms in C₆H₁₂O₆?
Back
24 (6 Carbon + 12 Hydrogen + 6 Oxygen)
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