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Q1) Among noble gases from He to Xe only xenon reacts with fluorine to form stable xenon fluorides because xenon [ Pb CET 1990]




SOLUTION


Answer: (b)


Q2) The coloured discharged tubes for advertisement mainly contain [ CPMT 1994]




SOLUTION


Answer: (c)


Q3) The element which has not yet been reacted with F2 is [ PCPMT 1998]



SOLUTION

Ar do not react because high ionization energy
Answer:(a)



Q4) Which of the following has sp3 hybridization? [ DEC 2001]



SOLUTION


Answer: (a)


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