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Q9) Which of the following non-metal possesses the atomicity half that of sulphur? [ J and K CET 2002]




SOLUTION

Phosphorus has atomicity four (P4) while sulphur has eight (S8
Answer: (c)


Q10) Bond angle is minimum for




SOLUTION

Lesser electroneagtive element lesser is the bond angle in the given option Te is least negative
Answer: (d)


Q11) There is no S - S bond in ... [ IIT 1991]



SOLUTION

In S2O72- there is S - O - S bond
Answer:(d)



Q12) About H2SO4 which is incorrect [ CPMT 1986]



SOLUTION


Answer: (a)


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