M(g)→M+(g)+e−,ΔH=100eV M(g)→M2+(g)+2e−,ΔH=250eV which is incorrect statement?
A
I1 of M(g) is 100 eV
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B
I1 of M+(g) is 150 eV
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C
I2 of M(g) is 250 eV
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D
I2 of M(g) is 150 eV
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Solution
The correct option is BI2 of M(g) is 250 eV ΔH M(s)I1−→M+(g)+e− 100 eV M(g)I1+I2−−−→M2+(g)+2e− 250 eV M(g)+I′1−→M(g)+2 150 eV Thus, M+(g)I2−→M2+(g)+e− 150 eV as I1 of M+(g) is I2 of M(g)