Question

Write observations and equations for the following reactions :

(1) Carbon is oxidised with hot, conc nitric acid

(2) Ammonium hydroxide is slowly added to copper sulphate solution first a little and then the excess

(3) Sodium hydroxide is slowly added to iron (III) chloride solution

(4) Sodium hydroxide is added to zinc sulphate solution

(5) Barium chloride solution is mixed with sodium sulphate solution



pls ans​

Answer 1

Explanation:

CO2 + HNO3------> C(No3) 4+ H2O

NH4OH+ CUSO4+----> CU(OH) 2+ (NH4)2SO4

NAOH+ FE ---- FE(OH) 2+ Na

ZNSO4+ NAOH---- Zn(OH) 2+ Na2So4

Bacl2+ Na2So4----- BaSo4+2 Nacl