1) Which of the following compounds containing chiral carbons is optically inactive?a) (R)-Lactic acid
b) (R,R)-Tartaric acid
c) (R,S)-Tartaric acid
d) Glycine
b) (R,R)-Tartaric acid
c) (R,S)-Tartaric acid
d) Glycine
2) Which of the following radial distribution graphs corresponds to orbital with n = 3, l = 2 ?
3) Complete coagulation of one litre of an aquasol requires 0.001 equivalents of Na3PO4. Whereas the coagulation of the same requires 0.1 equivalents of AlCl3. During electrophoresis of this colloidal solution, the sol particles will migrate towards:a) anode
b) cathode
c) both anode and cathode
d) do not migrate
b) cathode
c) both anode and cathode
d) do not migrate
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