Question # 1

The alkali metal which is liquid at 15°C is

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K

Cs

Na

None

Vital force theory was rejected by

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Berzelius

Kolbe

Wholer

Lavoiser

Sea weeds are important source of

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Iron

Chlorine

Iodine

Bromine

Oleum is

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Castor oil

Oil of vitriol

Fuming of H₂SO₄

None of them

Ionic solids with defects contain

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Equal number of cation and anion vacancies

Interstitial anions and anion vacancies

Cation vacancies only

Cation vacancies and interstitial cations

The weight of 11.2 liters of CO₂ at S.T.P. would be

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88 g

44 g

32 g

22 g

How many moles of Helium gas occupy 22.4 L at 0^oC at 1 atm.Pressure?

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0.11

0.90

1.0

1.11

In a reversible chemical reaction having two reactants in equilibrium if the concentration of the reactants are doubled then the equilibrium constant will

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Also be doubled

Be halved

Becomes one fourth

Remains the same

Hydrolytic conversion of sucrose into glucose and fructose is known as

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Induction

Inversion

Insertion

Inhibition

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