The complex K4[Zn(CN)4(O2)2] is oxidised into Kz[Zn(CN)4(O2)2], then which of the following is correct ? (A) Zn(II) is oxidised into Zn(IV)
(B) Paramagnetic moment decreases
(C) O-O bond length increases
(D) Paramagnetic moment increases

Why do lunar and solar eclipse not happen every month

Now look at the segment of the graph between the two data points marked with black squares. describe how the boiling point and melting point plots behave between these points. be as specific as possible.

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus. b) the number of neutrons it contains in its nucleus. c) the number of protons it has in a cloud around the nucleus. d) the number of neutrons it has in a cloud around the nucleus. e) the number of electrons it exchanges with its neighbors.