Representing Chemical Formulas

How many elements are in C₆H₁₂O₆?

• 1
• 2
• 3
• 4

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

• 3
• 6
• 12
• 24

Element or compound?
H₂O

• element
• compound

Element or compound?
O₂

• Element
• Compound

Which is the correct formula for:
 three hydrogen (H)
one sulfur (S)
four oxygen (O)

• H₃SO₄
• HSO₄
• H₄S₃O
• H₂O

Which is the correct formula for:
one carbon (C)
two oxygen (O)

• CO₂
• CO
• C₂O
• 2CO

How many elements are in H₂O?

• 1
• 2
• 3
• 4

How many atoms are there TOTAL in:
H₂SO₄

• 6
• 5
• 7
• 3

Tags

NGSS.MS-PS1-1

The blue numbers in the image below represent ________

• I don't know, and don't want to try
• coefficients
• subscripts
• none of the answers are correct

Which of the following is a positively charged subatomic particle found in the nucleus of an atom?

• Electron
• Proton
• Neutron
• Quark

Tags

NGSS.HS-PS1-8