Looking at the periodic table, which group consists of elements that will not form an acid when combine with hydrogen?
A) radon, neon, calcium
B) neon, bromine, barium
C) beryllium, iodine, krypton
D) lithium, potassium, fluorine

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.

Will mark brainliest how many electrons can be held in the energy level n = 4?