Chemical Formulas

In the compound sodium sulfate, Na₂SO₄, there are ___ sulfur atoms in a formula unit.

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• 2

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• 4

Tags

NGSS.MS-PS1-1

In the compound magnesium nitrate, Mg(NO₃)₂, there are ___ magnesium atoms in a formula unit.

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• 3

• 5

• 6

Tags

NGSS.MS-PS1-1

In the compound magnesium nitrate, Mg(NO₃)₂, there are ___ nitrogen atoms in a formula unit.

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Tags

NGSS.MS-PS1-1

In the compound magnesium nitrate, Mg(NO₃)₂, there are ___ oxygen atoms in a formula unit.

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Tags

NGSS.MS-PS1-1

The formula for caffeine is C₈H₁₀N₄O₂. There are ___ total atoms in a molecule.

• 4

• 8

• 24

• 640

Tags

NGSS.MS-PS1-1

The formula for caffeine is C₈H₁₀N₄O₂. There are ___ different elements in a molecule.

• 4

• 8

• 24

• 640

Tags

NGSS.MS-PS1-1

The formula for caffeine is C₈H₁₀N₄O₂. There are ___ carbon atoms in a molecule.

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• 2

• 10

Tags

NGSS.MS-PS1-1

The formula for caffeine is C₈H₁₀N₄O₂. There are ___ hydrogen atoms in a molecule.

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• 2

• 10

Tags

NGSS.MS-PS1-1

The formula for caffeine is C₈H₁₀N₄O₂. There are ___ oxygen atoms in a molecule.

• 4

• 8

• 2

• 10

Tags

NGSS.MS-PS1-1

The _____ describes the atoms in a compound.

• Chemical Equation

• Chemical Formula

• Chemical Symbol

• Coefficient

Tags

NGSS.MS-PS1-1