Question

iii) Some light sensitive chemical compounds present on the photographic
film, undergo a type of chemical reaction which make black and white
photography possible. The compound and the type of reaction used are
respectively-
a) Silver bromide and decomposition reaction.
b) Silver bromide and displacement reaction.
c) Lead nitrate and decomposition reaction.
d) Lead nitrate and diaplacement reaction.​

Answer 1

Answer:

a) Silver bromide and decomposition reaction.