which one has higher ionisation enery-Be or B
Asked by | 3rd Jul, 2008, 08:27: PM
Be has atomic number 4.and electronic configuration is 1s2,2s2.
while B has atomic number 5 and configuration 1s2,2s2,2p1
the shell remain same but the number of electrons are more ,so Be has more nuclear charge of attraction and has higher ionisation energy.
Answered by | 4th Jul, 2008, 12:10: PM
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