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The number of unpaired electrons in 1s2 2s2 2p4 is:
(1) 4
(2) 2
(3) 0
(4) 1
Ans: 2
How does an equilibrium is disturbed by adding 1 mole of H2 in the following reaction: N 2 + 3H 2 ----> 2NH 3 Ans) The equilibrium will not be affected according to Le Chatel
Lithium and beryllium markedly differ from other members of their respective groups? Read more: http://wiki.answers.com/Q/Lithium_and_beryllium_markedly_differ_from_other_members
There are thirty (30) electrons in benzene. This contains 24 carbon electrons and 6 hydrogen electrons. There are 12 electrons shared among C and H, and 18 among C and C. (6 electr
In hydrogen spectrum the different lines of Lyman series are present is : (1 )UV field (2) IR field (3) Visible field (4) Far IR field Ans: UV field
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What is Standard deviation? Standard deviation tells about the widely spread out of the measured analytical data points. Highly precised measurements are less standard deviation.
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