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
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
Which compound among the following give/s positive iodoform test? 1. Ethanol 2. Ethanal 3. 1-butanol 4. 2-butanol 5. Phenyl ethanal
The energy level diagrams for exothermic SN1 and SN2 reactions could be respectively (R - Reactants P - products)
A needle made of bismuth is suspended freely in a magnetic field. The angle which the needle makes with the magnetic field is
Which of the following is diamagnetic?
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
Racemic mixture is formed by mixing two
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}
At STP, volume of 0.01g of {tex}H_2{/tex} is the same as that of
Do you want to submit the exam now ?
Your Time is Expired.