Counting Atoms

How many oxygen atoms are in 6H₂O ?

• 1

• 2

• 6

How many chlorine atoms are in NaClO₄ ?

• 1

• 2

• 4

Tags

NGSS.MS-PS1-1

How many hydrogen atoms are in Pb(HCO₃)₄ ?

• 1

• 3

• 4

Tags

NGSS.MS-PS1-1

How many sulfur atoms are in H₂SO₄ ?

• 1

• 2

• 4

Tags

NGSS.MS-PS1-1

Which of the following is a compound?

• Co
• O₂
• C
• CO₂

Tags

NGSS.MS-PS1-1

How many elements are in C₆H₁₂O₆?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many atoms of carbon (C) are in C₆H₁₂O₆?

• 3
• 6
• 12
• 24

Tags

NGSS.MS-PS1-1

How many atoms of Oxygen are in Fe(NO₃)₃ ?

• 6
• 3
• 9
• 1

Tags

NGSS.MS-PS1-1

How many Magnesium atoms are in 10MgCl₂?

• 10

• 5

• 20

Tags

NGSS.MS-PS1-1

How many Aluminum atoms are in Al₂O₃?

• 3

• 2

• 5

• 1

Tags

NGSS.MS-PS1-1