Shemelis

This page lists questions and answers that were posted by visitors named Shemelis.

Questions

The following questions were asked by visitors named Shemelis.

Answers

The following answers were posted by visitors named Shemelis.

Hydrogen usually has an oxidation number of +1 when combined with nonmetals such as Cl (HCL), S (H2S), etc. However in metal hydrides such as NaH, CaH2, etc, its oxidation number is -1 since its electronegativity is lower than that of the element it is co...