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When RNA is hydrolysed, there is no relationship among the quantities of different bases obtained. What does this fact suggest about the structure of RNA?
Explain the preparation of ketones from nitriles.
State Henry’s law and mention some important applications?
Determine the values of equilibrium constant (KC) and $\Delta$Go for the following reaction:
$\text{Ni (s)}+\text{2Ag}^{+}\text{(aq)}\rightarrow\text{Ni}^{2+}+\text{2Ag(s)},\text{E}^{o}=1.05\text{V}\ \ \ (\text{IF} = 96500 \text{C mol}^{–1}).$
Explain briefly how +2 state becomes more and more stable in the first half of the first row transition elements with increasing atomic number?
Aniline is a weaker base than ethyl amine. Explain.
Note: In the following questions a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.
  1. Both assertion and reason are true and the reason is the correct explanation of assertion.
  2. Both assertion and reason are true and the reason is not the correct explanation of assertion.
  3. Assertion is true but the reason is false.
  4. Both assertion and reason are false.
  5. Assertion is false but reason is true.
Assertion: Electrolysis of NaCl solution gives chlorine at anode instead of O2.
Reason: Formation of oxygen at anode requires overvoltage.
Name two water soluble vitamins, their sources and the diseases caused due to their deficiency in diet.
If a current of 0.5 ampere flows through a metallic wire for 2 hours, then how many electrons would flow through the wire?
How is the variability in oxidation states of transition metals different from that of the non transition metals? Illustrate with examples.