PS- Chemical Formulas Quiz

• 2 carbon,

  5 hydrogen,

  1 oxygen

• 1 carbon,

  3 hydrogen,

  5 oxygen

• 2 carbon,

  5 hydrogen,

  2 oxygen

• 2 carbon,

  6 hydrogen,

  1 oxygen

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NGSS.MS-PS1-1

The molecule pictured here is a methane molecule. It has one carbon atom and 4 hydrogen atoms chemically bonded together. The correct chemical formula for a methane molecule is...

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NGSS.MS-PS1-1

• 3

• 6

• 12

• 24

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A compound is defined as...

• Multiple atoms of the same element chemically combined

• Two or more atoms of the same element chemically combined

• Two or more atoms or molecules of different elements chemically combined

• Two or more atoms or molecules of different elements not chemically combined

• 2 potassium atoms,

  1 oxygen atom

• 1 potassium atom, 2 oxygen atoms

• 2 potassium atoms,

  2 oxygen atoms

• 1 potassium atom,

  1 oxygen atom

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NGSS.MS-PS1-1

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NGSS.MS-PS1-1

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NGSS.MS-PS1-1

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Which is the correct formula for:

3 Hydrogen (H)

1 Sulfur (S)

4 Oxygen (O)

• H₃SO₄

• HSO₄

• H₄S₃O

• H₂O

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NGSS.MS-PS1-1

How many atoms of Sodium (Na) are in 6NaCl?

• 1

• 12

• 3

• 6

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NGSS.MS-PS1-1