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Silicon has 4 electrons in the outermost orbit. In forming the bonds:
(1) It gains electrons
(2) It loses electrons
(3) It shares electrons
(4) None of these
Ans: It shares electrons
show the nomenclature of polyfunctional group
An element have atomic weight 40 and it's electronic configuration is 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 . Then its atomic number and number of neutrons will be: (1) 18 and 22
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Be's 4th electron will have four quantum numbers: n l m s (1) 1 0 0 +1/2 (2) 1 1 +1 +1/2
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