(IE)1 of Cs is 376 kJ mol-1. Maximum number of Cs+ ions that can be produced per joule of energy absorbed by a sample of gaseous Cs-atom is (approx value)
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a
1.60×1018
b
6.01×1023
c
6.02×1012
d
1.60×1015
answer is A.
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Detailed Solution
376×103J of energy absorbed cause ionisation of N0 atoms to Cs+ 1J of energy absorbed causes ionisation of =N0376×103 atoms to Cs+=6.02×1023376×103=1.60×1018 atoms to Cs+