Modern inorganic chemistry

TiHe&l

SELECTED PROPERTIES OF THE ELEMENTS

,. n Mom
rr, iPfflPMf morale ffin\K uwter ,,
no. electrons , ,
W

C 6 ;

Si H ;

Ge 32 3d^10 '

Sn 50 4f!

Pb 82 5f(

' diamond.

t eraphile.

Jwhuclin

!s^2 2p^2 0,011

Is^2 3p^2 0,118

Is^2 4p^2 0.122

isV 0.162

is!6p^2 0,175

Density at

153*

22Jt

233

5.5

731}

11.35

, lonisalion energies (kJ) £k(ro- Entypyof

(K' (K' 1st 2nd 3rd 4th (Pauling) (kJmol' (^1) )
3823
— 5100 1086 2353 4«8 6512 2.5
4000t
1683 2950 1 1577 3228 4355 1.8
1210 3100 760 153? 3301 4410 1.8
505 2960 708 1411 2942 3928 1.8
601 2024 715 1450 3080 4082 1,8
714
440
377
301
1%