Question

b) Lead(II) nitrate is heated in a hard glass test tube -
1. Write the balanced chemical reaction for the above reaction.
State the color change in the crystals on heating,
The reddish Brown gas evolved on passing to which solution becomes Brown.​

Answer 1

Answer:

When lead nitrate crystals are heated strongly, a reddish brown coloured gas is released. This is nitrogen dioxide gas. It has an irritating odour. It turns moist blue litmus red. Hence, it is an acidic gas.