Which ion would have the following configuration? Zr2+
Br -
Se2+
Kr

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3