Question

Orice puteti de aici, va rog frumos!!! URGENT
MULTUMESC!!!!

Answer 1

Răspuns:

1)solubile:CA(OH)2,NaOH,Ba(OH)2.

 insolubile:Cu(OH)2,Ni(OH)2,Zn(OH)2,Fe(OH)3

de culoare alba:NaOH,Ni(OH),Zn(OH)2,Ca(OH)2Ba(OH)2

colorate:Cu(OH)2Fe(OH)3

2)1-b;2-f;3-d;4k;5-c;6h;7-j;8-l.

3)NaOH,Al2O3,Al(OH)3,Sn(OH)2,SnO,Pb(OH)2,PbO,P2O3.

4)A,A,F,F,A,F,A