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Q73) Which one of the following can be purified by sublimation? [ AMU 1992]




SOLUTION


Answer: (d)


Q74) Charge distribution in iodine monochloride is best represented as [ IAS prelims 1993]




SOLUTION

Cl is more electronegative carry small negative charge
Answer: (b)


Q75) Which one of the following oxides of chlorine is obtained by passing dry chlorine over silver chlorate at 90&dge;C



SOLUTION

2AgClO3 + Cl2 → 2AgCl + 2ClO2 + O2
Answer:(c)



Q76) In the reaction
HNO3 + HF → H2NO3- + F- base is .. [ Pb. CET 1995]



SOLUTION

HNO3 accept proton to form HNO3+
Answer: (b)


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