Page 46 - chemistry 2
P. 46
ÇÍ ó
4∫Éãe
N + H NH
2 2 3
à
¨
ä @ º Û
1) N + 3H 2NH
2 2 3
2) N + H 2NH
2 2 3
3) N + H 2NH
2 2 3
1 £
Ý
© Ã
£ © Ã ¶
U : π◊G
.
{ ®é
N + 3H 2NH
2 2 3
ÇÍ ó
5∫Éãe
CH + O CO + H O
4 2 2 2
à
¨
ä @ º Û
1) CH + 2O CO + H O
4 2 2 2
2) CH + 2O CO + 2H O
4 2 2 2
3) CH + O CO + 2H O
4 2 2 2
2 £
Ý
© Ã
£ © Ã ¶
U : π◊G
.
{ ®é
CH + 2O CO + 2H O
4 2 2 2
ÇÍ ó
6∫Éãe
NaBr+ Cl NaCl + Br
2 2
à
¨
ä @ º Û
1) NaBr+ Cl 2NaCl + Br
2 2
2) 2NaBr+ 2Cl 2NaCl + Br
2 2
3) 2NaBr+ Cl 2NaCl + Br 2
2
��