CBSE Class 11-science Answered

NO2 readily forms a dimer whereas ClO2 does not??

Asked by lovemaan5500 | 27 Jan, 2020, 06:44: PM

Expert Answer

ClO₂ has odd number of valence electrons. Odd electron is de localised because it is involved in p(pi)-d(pi) bonding. Therefore, it is not available for dimerization. In NO₂ molecule, the odd electron is localized on nitrogen atom and readily available for dimerization.

Answered by Ravi | 28 Jan, 2020, 11:30: AM