How does atomic size change within groups and across periods?

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

The identities of substances are the same before and after which type of change

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?