1.A)2 Ca+C12- 2CaC13
5)3Mg + N2 + Mg3N2
B) K+O2- K20
r)2Fe+312- 2Fel3
A)Si+2012+ SiC14
2. Nb2(V) 05(11), Ti(IV)O2(11), Mn2(VII)O7(II),
S(VI)O3 (II), W(VI)O3(11), C(IV)H4(1)
3.Cr2(III) O3(11), Re2(VII)O7(11), Te( VI)O3(11),
Sn(IV)O2(II), In2( 1103 (II), Os( VIII)O4(11)
4.(II)
5. 2Na+S→ Na2S
2A1+3S- AI2S3
Ca+S+ Cas
6 Ag2(1)O; Fe2 (III)O3; S( VI)O3
7. 1)водород
8. 4) IV
9. 3) NO2 + NO + N20
10. 2) NH3 и КЗN;
11. 1) 2K+S+ K2S
2) Mg+S+ MgS
1.A)2 Ca+C12- 2CaC13
5)3Mg + N2 + Mg3N2
B) K+O2- K20
r)2Fe+312- 2Fel3
A)Si+2012+ SiC14
2. Nb2(V) 05(11), Ti(IV)O2(11), Mn2(VII)O7(II),
S(VI)O3 (II), W(VI)O3(11), C(IV)H4(1)
3.Cr2(III) O3(11), Re2(VII)O7(11), Te( VI)O3(11),
Sn(IV)O2(II), In2( 1103 (II), Os( VIII)O4(11)
4.(II)
5. 2Na+S→ Na2S
2A1+3S- AI2S3
Ca+S+ Cas
6 Ag2(1)O; Fe2 (III)O3; S( VI)O3
7. 1)водород
8. 4) IV
9. 3) NO2 + NO + N20
10. 2) NH3 и КЗN;
11. 1) 2K+S+ K2S
2) Mg+S+ MgS
3)Fe+S+ Fe2S3