What is the usual charge on an ion formed from an atom that originally had seven valence electrons?

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Why is nh3 classified as a polar molecule

An experimental procedure requires a 10 ml of acid to be dissolved