Iam a metal, a transition metal, have the smallest atomic radius in my group, and i have 6 valence electrons. what element am i?

How can you increase the ability of a gas to dissolve in a liquids?

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.