Question # 1

A salt always

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Contain ions

Contains water of crystallization

Dissolves in water

Forms crystals which conduct electricity

Water is a;

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strong electrolyte

non-electrolyte

weak electrolyte

natural compound

Grease stains from clothes are removed by sing.

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Ammonium nitrate

Aluminium hydroxide

Ammonium hydroxide

Aluminum chloride

Alkalis react with ammonium salt to liberate.

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SO₂

CO₂

NH₃

H₂

Malic acid founds in:

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Apple

Fats

Rancid Butter

Oranges

The product of any Lewis acid-base reaction is a single specie called:

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free radical

adduct

molecular ion

conjugate

Which acid is used for food preservation?

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Hydrochloric acid

Benzoic acid

Sulphuric acid

Nitric acid.

Which one is used for alkaline batteries?

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NaOH

Ca(OH)₂

KOH

Mg(OH)₂

What is pOH of 0.01 M solution of HCl?

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1

4

12

13

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

Uric Acid is present in

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Apple

Fats

Urine

Grapes

Which one of the following is Lewis base?

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NH₃

BF₃

H⁺

AlCl₃

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Chemistry 10th Class English Medium Unit 10 Online Test MCQs With Answers

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