Question # 1

A conjugate base is a specie formed by donating a.

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Proton

Electron pair

Neutron

Electron

Which is used for cleaning agent for domestic and commercial purpose?

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NaCl

Na₂CO₃

NaHCO₃

Na₂SiO₃

Acid means

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Sour

Bitter

Sweet

Salty

Which one is not an Arrhenius base?

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NaOH

KOH

Ca(OH)₂

NH₃

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

If a liquid has a pH of 7 then it must.

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Be a colourless and odourless liquid

Freeze at 0 ^oC and boil at 100 ^oC

Be natural

Be a solution containing water

According to Bronsted and Lowry concept a base is a substance that can accept.

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Proton

Electron pair

Neutron

Electron

pH of neutral solution is always.

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6

5

7

10

Citric acid is present in

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Citrus fruits

Sour milk

Rancid butter

Apple

Jabir Bin Haiyan prepared.

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Nitric Acid

Hydrochloric acid

Sulphueric Acid

All of these

The acid which is called king of chemicals.

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Sulphuric Acid

Nitric Acid

Hydrochloric acid

Acetic acid

Natural source of citric acid is:

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Rancid butter

Fats

Lemon

Sour milk

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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