Question # 1

What is pOH of 0.01 M solution of HCl?

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1

4

12

13

Arrhenius presented his concept about acids and bases in.

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1785

1787

1923

1930

Which one is not an Arrhenius base?

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NaOH

KOH

Ca(OH)₂

NH₃

Which is used to remove the grease stains from clothes?

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NaOH

KOH

Al(OH)₃

NH₄OH

Which acid is used for food preservation?

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Hydrochloric acid

Benzoic acid

Sulphuric acid

Nitric acid.

The word acid is derived from the.

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Greek word

Latin word

English word

Arabic word.

Example of complex salt is.

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Zinc sulphate

Potash alum

Potassium ferrocynide

Sodium Phosphate

When acid react with carbonates and bicarbonates which gas is evolved?

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H2

CO₂

Cl₂

N₂

Which of the following thing is a lewis base?

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NH₃

BF₃

H⁺

AlCl₃

Basic solution have pH value.

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Less than 7

Greater than 7

equal to 7

None of these

Alkalis react with ammonium salt to liberate.

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SO₂

CO₂

NH₃

H₂

Formic acid is present in

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String of bees

Sour milk

Apple

Fats

Word "acid" derived from:

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Urdu

English

Latin

Greek

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10th Class Chemistry Chapter 10 Acids, Bases and Salts English Medium KPK Boards Online Mcqs MCQs With Answers

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