In the molecule clf5, chlorine makes five covalent bonds. Therefore, five of its seven valence electrons need to be unpaired. How many degenerate orbitals are needed to contain seven electrons with five of them unpaired?.

Astudent proposes this hypothesis in class: "if i make the angle of a ramp steeper, then a ball rolling down the ramp will be going faster when it hits the ground.” which part of a hypothesis should the student add to this that could also be tested in other experiments? an explanation based on prior scientific knowledge or observations an explanation of how the hypothesis will inspire new questions an independent variable that the student controls during the experiment an independent variable that is affected by the other experimental variable