Samples of four group 15 elements, antimony, arsenic, bismuth, and phosphorus, are in the gaseous phase. an atom in the ground state of which element requires the least amount of energy to remove its most loosely held electron?
(1) as (3) p
(2) bi (4) sb

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Table sugar completely dissolved in water is an example of a?

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block