SALTS

What is salt?

• ionic compound

• anion

• cation

Which of the following are types of salts?

• NItrate

• Hydrogen

• Oxygen

• Chloride

What is cations and anions?

• common table salt

• acid and basse

• positive and negative ions

• chemical compound

Pick the correct insoluble salts

• calcium carbonate

• silver chloride

• potassium carbonate

• barium nitrate

Which of the following preparation of salt is incorrect?

• acid + alkali

• acid + metal oxide

• acid + carbonate

• acid + acid

Choose the correct colour of salts

• Copper(II) nitrate - Blue

• Ammonium - White

• Lead (II) Oxide - Brown

• Iron(II) sulphate - Yellow

Which gas used glowing wooden splint?

• hydrogen

• oxygen

• chlorine gas

• carbon dioxide

By using lime water, what type of gas can be identified?

• carbon dioxide

• sulphur dioxide

• carbon monoxide

• ammonium gas

Moist red litmus paper wiil turns blue if?

• hydrogen gas detected

• chlorine gas detected

• ammonium gas detected

• none of the above

Choose the correct statement

• All nitrates salt decompose when heated

• All chloride salts are decomposable

• All carbonates salts cannot decomposed by heat

• All statements are correct