Elements in an element group have similar 1) atomic number.
2) mass number.
3) chemical symbols.
4) chemical properties and the same number of valence electrons.

Two things that biomedical has invented or innvated

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∘

What is the rate law for the uncatalyzed reaction?