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The electronic configuration 1s2, 2s2, 2p1x, 2p1z:
(1) Oxygen
(2) Nitrogen
(3) Hydrogen
(4) Fluorine
Ans: Nitrogen
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The chemical formula for pure water is H 2 O. Pure water breaks up into an equal number of H + (aq) and OH - (aq) ions. As the amounts of the H + and OH - ions are equal, water i
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Solid xenon forms crystals with a face centered unit cell that has an edge of 620 pm. 1. calculate the atomic radius of xenon. 2. calculate the packing efficiency if xenon. So
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