Question

Carbon (C) and hydrogen (H) are pure substances. Each is made of only one type of atom, but carbon atoms are different from hydrogen atoms. Carbon and hydrogen chemically combine to form methane (CH4). Based on this information,

Answer 1

carbon's valency is 4 and that of hydrogen is 1. so if we'll combine them there will be criss cross method used, in which 4will go to hydrogen and 1 will go to carbon