What are the atoms found at the bottom of the periodic table known as?

it should be p1 v1 = p2 v2

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

it has both hydrogen and oxygen