Assertion : The observed molar mass of a...

Assertion : The observed molar mass of acetic acid in benzene is more than the normal molar mass of acetic acid.
Reason : Molecules of acetic acid dimerise in benzene due to hydrogen bonding. a)If both (A) and (R) are correct and (R) is the correct explanation of(A). b)If both (A) and (R) are correct, but (R) is not the correct explanation of (A). c)If (A) is correct, but (R) is incorrect. d)If both (A) and (R) are incorrect.

If both (A) and (R) are correct and (R) is the correct explanation of(A).

If both (A) and (R) are correct, but (R) is not the correct explanation of (A).

If (A) is correct, but (R) is incorrect.

If both (A) and (R) are incorrect.

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Assertion : The molecular weight of acetic acid determined by depression in freezing point method in benzene and water was found to be different. Reason : water is polar and Benzene is non polar a)If both (A) and (R) are correct and (R) is the correct explanation of(A). b)If both (A) and (R) are correct, but (R) is not the correct explanation of (A). c)If (A) is correct, but (R) is incorrect. d)If both (A) and (R) are incorrect.

Assertion : The elevation in boiling point fortwo isotonic solutions may not be same. Reason : The boiling point depends upon the concentration of the solute. a)If both (A) and (R) are correct and (R) is the correct explanation of(A). b)If both (A) and (R) are correct, but (R) is not the correct explanation of (A). c)If (A) is correct, but (R) is incorrect. d)If both (A) and (R) are incorrect.

Assertion : The purple colour of KMnO_4 , is due to the charge transfer transition. Reason : The colour of most of the transition metal complexes'is due to d-d transition. a)If both (A) and (R) are correct and (R) is the correct explanation of(A). b)If both (A) and (R) are correct, but(R) is not the correct explanation of (A). c)If(A) is correct, but (R) is incorrect. d)If both (A) and (R) are incorrect.

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Assertion : Molecular mass of KCl calculated on the basis of colligative properties will be lower than the normal molecular mass. Reason : Experimentally determined molar mass is always lower than the true value. a)If both (A) and (R) are correct and (R) is the correct explanation of(A). b)If both (A) and (R) are correct, but (R) is not the correct explanation of (A). c)If (A) is correct, but (R) is incorrect. d)If both (A) and (R) are incorrect.

BRILLIANT PUBLICATION-SOLUTIONS-Level II (Assertion & Reason Type)

Assertion : If a liquid solute more volatile than the solvent is added...
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Assertion : The solubility of a gas in a liquid increases with increas...
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Assertion : Higher the value of molal depression constant of solvent (...
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Assertion : Iodine is more soluble in CCI4 than in water. Reason : N...
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Assertion : Larges the value of cryoscopic constant of the solvent les...
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Assertion : The elevation in boiling point fortwo isotonic solutions m...
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Assertion : At equilibrium, vapour phase will be always rich in compon...
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Assertion : Lowering of vapour pressure is not dependent on the number...
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