Page 78 - Chemistry - XII

Br +AgNO AgBr+NO 3
3
P ale yellow ppt.

2Br+Cl 2Cl+ Br
2 2
Br +CS Yellow or orange coloured solutionn
2 2

2Br+ MnO+3H SO 2HSO +MnSO+ 2H O+ Br

2 2 4 4 4 2 2
Browwn

I+ AgNO AgI+NO
3 3
Yellow ppt.

2I +Cl 2Cl +I

2 2
I+CS Violet coloured solution
2 2
MnO
2

2I +MnO +3HSO 2HSO+ MnSO +2HO +I
2 2 4 4 4 2 2
Violet

2CHCOO +COOH COO +2CH COOH

3 3
| | Vinegar like smell

COOH COO

FeCl +3CH COO CHCOO Fe +3Cl

3 3 3 3
Wine red

2CHCOO +H SO 2CHCOOH +SO 2

3 2 4 3 4
CH COOH +C HOH
CH COOC H+ HO
Conc.H SO 4
2
3 2 5 3 2 5 2
Fruity smell
CO 2-
4
2
2
CO +CaCl CaC O +2Cl
2 4 2 2 4
White ppt..