Which chemical family contains atoms with one valence electron? 1. The halogens
2. The Akali metals
3. The Alkaline Earth metals
4. The Noble Gases

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

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∘