Which of the following chemical reaction(s) is//are involved in developing of photographic plate?

Which of the following chemical reactions (s) is (are) involved in the developing of photographic plate ?

Which of the following reaction(s) is/are involved in thermit process ?

Which of the following represents the steps involved in developing GMOs ?

Which of the following represents the steps involved in developing GMOs ?

A chemical reaction involves in

Which chemical reaction is involved in the corrosion of iron?