Counting Atoms & Matter Review

Front

What is the big number at the beginning of a chemical formula called?

Back

Coefficient

Front

How many atoms of Iron are in this compound?

Back

2

Front

How many atoms of hydrogen are in C₆H₁₂O₆?

Back

12

Front

How many atoms of oxygen are in 3Fe₂O₃?

Back

9

Front

How many atoms are there TOTAL in H₂SO₄?

Back

7

Front

Correct formula for: three hydrogen (H), one sulfur (S), four oxygen (O)

Back

H₃SO₄

Front

What does the subscript in a chemical formula tell you?

Back

How many atoms are present

Front

Back

4

Front

Is NaCl considered a compound or an element?

Back

compound

Front

The red numbers in the image below represent ________

Back

coefficients