Question

Округлите элементы таблицы менделеева: 31,32,33,34,36,37,38,39,40,41,42,43,44,45,46,48,49,51,52,54,55,72,73,74,75,76,77,81,83.

Answer 1

Ar(Ga)=70              Ar(Zr)=91           Ar(In) = 115      Ar(Re)=186

Ar(Ge)=72,6           Ar(Nb)=93          Ar(Sb)=122       Ar(Os)=190

Ar(As)=75               Ar(Mo)=96         Ar(Te)=128        Ar(Ir)=192

Ar(Se)=79               Ar(Tc)=99         Ar(Xe)=131        Ar(Tl) = 204

Ar(Kr)=84                Ar(Ru)=101       Ar(Cs)=133       Ar(Bi)=209

Ar(Rb)=85              Ar(Rh)=103        Ar(Hf)=178

Ar(Sr)=88              Ar(Pd)=106         Ar(Ta)=181

Ar(Y)=89               Ar(Cd)=112         Ar(W)=184

Answer 2

31(Ga)=70; 41(Nb)=93; 52(Te)=128; 81(Tl)=204
32(Ge)=73; 42(Mo)=96; 54(Xe)=131; 83(Bi)=209
33(As)=75; 43(Tc)=98;   55(Cs)=133
34(Se)=79; 44(Ru)=101 72(Hf)=179
36(Kr)=84; 45(Rh)=103  73(Ta)=181
37(Rb)=85; 46(Pd)=103  74(W)=184
38(Sr)=88; 48(Cd)=112;  75(Re)= 186
39(Y)=89; 49(In)=115;    76(Os)=190
40(Zr)=91; 51(Sb)=119   77(Ir)=192