Counting Atoms - Subscripts

Front

How many elements are in C₆H₁₂O₆?

Back

3

Front

Element or compound?
O₂

Back

Element

Front

Which of the following is a compound? Options: Co, O₂, C, CO₂

Back

CO₂

Front

Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)
Options: H₃SO₄, HSO₄, H₄S₃O, H₂O

Back

H₃SO₄

Front

How many atoms are there TOTAL in:
H₂SO₄?

Back

7

Front

How many atoms of Hydrogen are in this compound?

Back

2

Front

A subscript is the small number below the element symbol that tells the number of _______ of that element.

Back

atoms

Front

How many different elements are present in H₂COCH₂?

Back

3

Front

H₂SO₄

Back

H = 2, S = 1, O = 4

Front

How many atoms are present if there is no subscript following the element symbol?

Back

only 1