Which two atoms would typically form a covalent bond?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Based on its chemical properties, identify the position of each chemical family on the periodic table.

How many moles are in 43.9 l of oxygen