Question

why
was the production of line not
Satisfactory when the top of the
channey​

Answer 1

Answer:

Here is your answer

Both the atoms form stoichiometric hydrides. Nitrogen combines with Hydrogen and forms Ammonia, Fluorine and Hydrogen combines Hydrofluoric acid. Fourth option is Carbon and Nickel, Carbon is p-block element and Nickel is d-block element. So carbon can form stoichiometric hydride.