Question

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d) H2CO 6. Which compound has a different hybridiz a) COCI b) BF different hybridization than the others? c) NH: entify the following compounds as the polar or non-polar and give an explanation for that particular behavior: NH. CO2, BF3, SO2 8. Which one has the lowest boiling point (b.p.) based on their polarities? a) H0 b) CH4 c) SeCl2 d) CHCI:

Answer 1

.: a) colla Ĉ7120 152,282 262 Sinue Carbon has only 4 valancies and all are balanced by a chlusside ando 02- hence have tilgonal planar staructure, le sf2 Hyberi disator one will prophetal Remain vacant. 1 b BE ls² 28² 2p' Hepre also only 3 electrons are there in Boron which are balanced k- F by 3F. to Hence ) 128 fourgonal planar - $$? Mybridischen © NHg 182 25 26 de total 5 Elections in ap orbital 3 of them are balanced by Hydro - gen but Gelections are still there as a lone balr, In sp h n h . Geometry - Technohubal onbe. L > st Hy bridizaton

d) HCO This is the similar Case as 8(a) . Hence trigonal flamar Arc Geometry sp² Hybridization D . 0, a ħ 1'17 O=C=0 it » FR 4 h the Due to lone pair. It bents to make a bent structure Hence Create a net Dibole moment Hence is bolar Difale moment cancel out each other In both Direction Асо Hence Non polar All Fluomine are opposite to each other Hence Net Dipole moment is 2010 qe Nompolor . No. (anellation of Dipole mement, Hence Polar