Write two observations when lead nitrate is heated in a test tube

 

Asked by rajviswakarma903 | 18th Jan, 2020, 07:42: AM

Expert Answer:

It is a decomposaition reaction.

Lead nitrate decomposes on heating and gives a yellow residue of lead monoxide. Brown gas nitrogen dioxide and colourless gas oxygen are liberated.
 
 
    2 Pb open parentheses NO subscript 3 close parentheses subscript 2 space space space space rightwards arrow with increment on top space space 2 PbO space space space plus space 4 NO subscript 2 subscript open parentheses straight g close parentheses end subscript end subscript space space plus space space straight O subscript 2 subscript open parentheses straight g close parentheses end subscript space

Answered by Varsha | 20th Jan, 2020, 11:46: AM