Question 1 of 10

A solution of urea (mol. Mass 60g {tex}mol^{-1}{/tex}) boils at {tex}100.18^\circ{/tex} C at the atmospheric pressure. If {tex}K_f{/tex} and {tex}K_b{/tex} for water are 1.86 and 0.512 K kg {tex}mol^{-1}{/tex} respectively, the above solution will freeze at

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Question 2 of 10

Two finite sets have m and n elements respectively. The total number of subsets of first set is 56 more than the total number of subsets of the second set. The values of m and n respectively are

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Question 3 of 10

Which compound among the following give/s positive iodoform test?
1. Ethanol
2. Ethanal
3. 1-butanol
4. 2-butanol
5. Phenyl ethanal

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Question 4 of 10

The energy level diagrams for exothermic SN1 and SN2 reactions could be respectively (R - Reactants P - products)

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Question 5 of 10

A needle made of bismuth is suspended freely in a magnetic field. The angle which the needle makes with the magnetic field is

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Question 6 of 10

Which of the following is diamagnetic?

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Question 7 of 10

The average monthly salary of workers in a factory is Rs. 206. If the average monthly salary of males and females are Rs. 210 and Rs. 190 respectively, the percentage of female employed in the factory is

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Question 8 of 10

Racemic mixture is formed by mixing two

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Question 9 of 10

Which substance serves as a reducing agent in the following reaction, {tex}14H^{+} + Cr_2O^{2-}_7 + 3Ni \rightarrow 2Cr^{3+} + 7H_2O + 3Ni^{2+}{/tex}

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Question 10 of 10

At STP, volume of 0.01g of {tex}H_2{/tex} is the same as that of

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