Question # 1

Which one is used for alkaline batteries?

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NaOH

Ca(OH)₂

KOH

Mg(OH)₂

What is the POH of a 0.02 M Ca(OH)₂?

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1.698

1.397

12.31

12.61

Methyl orange produces which colour in basic solution

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Red

Yellow

Pink

White

Which one Ion is not present in salt.

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Metallic cation

Anion of Base

Anion of acid

None metallic anion

Which base is more corrosive?

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NH₄OH

NaOH

Ca(OH)₂

AL(OH)₂

Which one is Lewis Acid?

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BF₃

AICI₃

FeCl₃

All of these

Arrhenius put forward acid base concept in.

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1878

1786

1787

1790

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

Potassium Ferrocyanide is a:

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Normal salt

Mixed salt

Complex salt

Double salt

Malic acid founds in:

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Apple

Fats

Rancid Butter

Oranges

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

Soda time is a mixture of:

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CaO and NaOH

CaCI2 and NaOH

CaO and ca(OH)2

CaCI2 and KOH

When acids react with metals which gas is evolved?

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H₂

O₂

Cl₂

N₂

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