Chemical Formula

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

• 4

• 8

• 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

What is the total number of oxygen atoms in Ca₃(PO₄)₂?

• 2

• 4

• 6

• 8

• 40

Tags

NGSS.MS-PS1-1

Chemical Formula used for Aluminium oxide is

• AlO

• Al₂O₃

• AlO₄

• AlO₂

Tags

NGSS.MS-PS1-1

CaCO₃ represents

• Sodium bicarbonate

• Sodium carbonate

• Sodium Chloride

• Calcium Carbonate

Tags

NGSS.MS-PS1-1

H₂SO₄ represents

• Sulphuric Acid

• Hydrochloric Acid

• Nitric acid

• Sulphurus Acid

HCl represents 

• Sulphuric Acid

• Hydrochloric Acid

• Nitric acid

• Chlorine gas

MgO represents 

• Magnesium  Hydroxide

• Magnesium  Chloride

• Magnesium Oxide

• Sodium Nitrate

Tags

NGSS.MS-PS1-1

What is the total number of oxygen atoms in Ca₃(PO₄)₂?

• 2

• 4

• 6

• 8

• 40

Tags

NGSS.MS-PS1-1

How many atoms of sulfur are in each molecule of H₂SO₄?

• 1

• 4

• 2

• 7

Tags

NGSS.MS-PS1-1