Question # 1

All water soluble metallic oxides have characteristic of:

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acidic

basic

neutral

amphoteric

Which is used to remove the grease stains from clothes?

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NaOH

KOH

Al(OH)₃

NH₄OH

Citric acid is present in

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Citrus fruits

Sour milk

Rancid butter

Apple

Arrhenius put forward acid base concept in.

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1878

1786

1787

1790

Which one of the following species is not amphoteric?

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H₂O

NH₃

HCO₃

SO₄

There are ____________ types of salts.

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2

3

6

8

Which acid is present in our stomach.

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Nitric acid

Hydrochloric acid

Sulphuric acid

All of these

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

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O₂

CO₂

H₂

NH3

Basic solution have pH value.

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Less than 7

Greater than 7

equal to 7

None of these

According to Lewis concept, acid is a substance which.

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Can donate protons

Can donate an electron pair

Can accept protone

Can accept electron pair

Which one is Lewis Acid?

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BF₃

AICI₃

FeCl₃

All of these

Water of crystallization is responsible for.

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Melting points of crystals2

Boiling point of crystal

Shape of crystal

Transition points of crystals

Which one is not a characteristic of an acid:

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it turns red litmus blue

it reacts with base to form salt and water

Its aqueous solution conduct electric current

it has sour taste

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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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