Question # 1

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

Acids turn

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Blue litmus red

Red litmus blue

Blue litmus green

Blue litmus blue

Which is a Lewis base?

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H⁺

NH₄

BF₃

AlCl₃

A base is a substance which neutralizes an acid which of these substances is not a base?

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Aqueous ammonia

Sodium chloride

Sodium Hydroxide

Calcium Hydroxide

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

You want to dry a gas which one of the following salt you will use?

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CaCl₂

NaCl

CaO

Na₂SIO₃

According to Bronsted and Lowry concept an acid is a substance that can donate.

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Proton

Electron pair

Neutron

Electron

The meaning of latin word acidus is.

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Sweet

Tasteless

Salty

Sour

Acids have taste

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Bitter

Seetish

Sour

Saltish

Soda lime is a mixture of..

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CaCl, + KOH

NaOH + CaO

NaOH + CaCl₂

Ca(OH)₂ + CaO

Lewis acid-base concept have the following characteristics except:

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formation of an adduct

Formation of a co-ordinate covalent bound

Donation and acceptance of an electron pair

Donation and acceptance of a proton

Which one of the mineral acid.

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HCl

H₂SO₄

HNO₃

All of these

Phenolphthalein produces red colour in

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Acid

Base

Both a and b

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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