Question # 1

Which one Ion is not present in salt.

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Metallic cation

Anion of Base

Anion of acid

None metallic anion

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

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NaCl

Na₂CO₃

NaHCO₃

Na₂SiO₃

Which one is used for alkaline batteries?

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NaOH

Ca(OH)₂

KOH

Mg(OH)₂

Which is a Lewis base?

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H⁺

NH₄

BF₃

AlCl₃

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

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O₂

CO₂

H₂

NH3

Soda lime is a mixture of..

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CaCl, + KOH

NaOH + CaO

NaOH + CaCl₂

Ca(OH)₂ + CaO

Natural source of citric acid is:

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Rancid butter

Fats

Lemon

Sour milk

Malic acid founds in:

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Apple

Fats

Rancid Butter

Oranges

Which of following is not amphoteric?

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H₂O

NH₃

HCO₃

SO₄

Which is used to manufacture of soap?

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NaOH

Ca(OH)₂

KOH

Mg(OH)₂

Acids have taste

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Bitter

Seetish

Sour

Saltish

Which of one the following is Lewis base?

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BF3

H+

NH3

Ag+

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