Counting Atoms
Flashcard
•
Chemistry
•
8th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the number of Nitrogen (N) atoms in (NH₄)₂CrO₄?
Back
2
2.
FLASHCARD QUESTION
Front
How many Oxygen atoms are in H₂O?
Back
1
3.
FLASHCARD QUESTION
Front
In the reaction 2H₂ + O₂ ----> ? What is the product?
Back
2H₂O
4.
FLASHCARD QUESTION
Front
What is a subscript in a chemical formula?
Back
A small number below an element symbol that tells the number of atoms of that element.
5.
FLASHCARD QUESTION
Front
How many total atoms are in H₂SO₄?
Back
7
6.
FLASHCARD QUESTION
Front
What does a coefficient in a chemical equation represent?
Back
The number of molecules or moles of a substance.
7.
FLASHCARD QUESTION
Front
What is the chemical formula for water?
Back
H₂O
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