Question

Explain the structure and geometry of SnCl2 (draw a lewis structure). Estimate the Cl-Sn-Cl bond angles (in gas phase) and explain any deviations from geometrical ideals. Is SnCl2 more stable or less stable than SiCl2, rationalize your answer.

Answer 1

Lewis Structure, Snele suht zu Stre - 4+2 I = 6 electronto = 6/2= 3 election pair sp² hybridisation. . Spe means triangular Planer. o xapabila ei Le but, sn has a lonepair, so, due to lonepair on & saf so-el. bond pair repulsion, the idea 120° angle is not shown here. The lovepair -bondpais repulion is greater than snaclesni- bondpain bondpair repubion, this the angle between (el snel is reduced. Spin gas phase, Sna Snee = 95° 1. But in crystalline state, it from Bent struethre chains linked via ao bridges, .. 1. etasin esper. CS Scanned wit$0 CamScanner

Snela is more stable than sich. Bith sif so are members of carbon family, wow, valancy of si fsn is 4. kut due to inestbair effect the stability of (+4) oxidation state decreases A(+2 oxidation state increases down the group. Thus, sicly's stane fs Inch Stake whereas Sick & Sncly is leastable.