Which halogen has 5 energy levels?
O iodine
bromine
Xenon
O nitrogen

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: