Question

what is metanil mixed with pigeon pea?​

Answer 1

Answer:

Metanil yellow is used to adulterate pigeon pea. Metanil yellow turns into pink colour when it reacts with the concentrated hydrochloric acid. Whereas the pieces of unadultrated sample does not exhibit such a change. Pieces of pigeon pea, concentrated hydrochloric acid, test tube holder, test tube and a dropper.

Answer 2

Metanil yellow is used to adulterate pigeon pea. Metanil yellow turns into pink colour when it reacts with the concentrated hydrochloric acid. Whereas the pieces of unadultrated sample does not exhibit such a change. Pieces of pigeon pea, concentrated hydrochloric acid, test tube holder, test tube and a dropper.