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NCERT Class XI Chemistry Structure of Atom Solutions

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Question : 27 of 67
Marks: +1, -0
Give the number of electrons in the species H2+,H2\mathrm{H_2^{+}}, \mathrm{H_2} and O2+\mathrm{O_2^{+}}.
Solution:  
Species Number of electrons
H2+\mathrm{H_2^{+}} 1 (1 + 1 – 1 = 1)
H2\mathrm{H_2} 2 (1 + 1 = 2)
O2+\mathrm{O_2^{+}} 15 (8 + 8 – 1 = 15)
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