Identify among the following as cation, anion, free radical, moleculer ion or molecule
Na+, Br*, N2, Cl2, CO2-3, H-, O2, O2-
I'll give brainliest​

Read the given expression. x = number of protons − number of core electrons which of the following explains the identity of x and its trends across a period? x is the effective nuclear charge, and it remains constant across a period. x is the screening constant, and it remains constant across a period. x is the effective nuclear charge, and it increases across a period. x is the screening constant, and it increases across a period.

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)