Chemical Formula - 1

NaCl represents 

• Sodium bicarbonate
• Sodium carbonate
• Sodium Chloride
• Calcium Carbonate

NaOH represents 

• Sodium bicarbonate
• Sodium carbonate
• Sodium Chloride
• Sodium Hydroxide

CaCO₃ represents

• Sodium bicarbonate

• Sodium carbonate

• Sodium Chloride

• Calcium Carbonate

MgO represents 

• Magnesium  Hydroxide
• Magnesium  Chloride
• Magnesium Oxide
• Sodium Nitrate

The formula of sodium sulphate is

• NaSO₄

• Na₂SO₄

• Na(SO₄)₂

• Na₂(SO₄)₃

The formula of silver nitrate is

• AgNO₃

• Ag₂NO₃

• Ag(NO₃)₂

The formula of ammonium ion is

• NH₃

• NH₃⁺

• NH₄

• NH₄⁺

The formula of iron(II) hydroxide is

• FeOH₂

• FeOH

• Fe(OH)₂

• Fe(OH)₃

The formula of sodium carbonate is

• NaCO₃

• Na(CO₃)₃

• Na₂CO₃

The formula of calcium hydroxide is

• CaOH

• Ca(OH)₂

• Ca(OH)₃