Question # 1

A conjugate acid is a specie formed by accepting a.

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Proton

Electron pair

Neutron

Electron

Which acid is found in sour milk?

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`Formic acid

Lacitc acid

Citric acid

Butric acid

Acidic solutions have pH value.

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Less than 7

Greater than 7

equal to 7

None of these

Uric Acid is present in

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Apple

Fats

Urine

Grapes

All water soluble metallic oxides have characteristic of:

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acidic

basic

neutral

amphoteric

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

Which one is used for alkaline batteries?

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NaOH

Ca(OH)₂

KOH

Mg(OH)₂

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

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O₂

CO₂

H₂

NH3

When acid react with carbonates and bicarbonates which gas is evolved?

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H2

CO₂

Cl₂

N₂

Citric acid is present in

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Citrus fruits

Sour milk

Rancid butter

Apple

According to Arrhenius concept acid is a substance which dissociates in aqueous solution to give.

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Hydrogen ions

Hydroxide ions

Both a and b

None of these

Which acid is used an electrolyte in lead storage battery?

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H₂SO₄

HNO₃

HCl

CH₃COOH

When acids react with metals which gas is evolved?

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H₂

O₂

Cl₂

N₂

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