Question # 1

Which acid is used for food preservation?

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Hydrochloric acid

Benzoic acid

Sulphuric acid

Nitric acid.

Uric Acid is present in

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Apple

Fats

Urine

Grapes

pH of neutral solution is always.

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6

5

7

10

The water of crystallization is responsible for the.

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Melting points of crystals

Boiling points of crystals

Shapes of crystals

Transition point of crystals

In the preparation of insoluble salts, which one of the facts is incorrect?

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Two soluble salts are mixed

Two in soluble salts are mixed .

One of the salt produced is insoluble

Both of the salts produced are insoluble

_________ acid is used in lead storage batteries as electrolyte.

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CH₃COOH

HCl

HNO₃

H₂SO₄

Which one gas is liberated when alkalies react with ammonium salts?

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O₂

CO₂

H₂

NH3

Arrhenius put forward acid base concept in.

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1878

1786

1787

1790

Which acid is used for etching glass?

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HF

HCl

HBr

HI

Which acid used for food preservation?

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H₂SO₄

HNO₃

HCl

CH₃COOH

Dilute acid react with carbonates the produce product except _________

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Salt

Water

Carbon di oxide

Hydrogen gases

___________ is not an acid:

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HCl

NH₃

H₂CO₃

H₂SO₄

Basic solution have pH value.

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Less than 7

Greater than 7

equal to 7

None of these

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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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