Question
Atomic numbers of 5 elements A,B,C,D and E are 3,11,15,18 and 19 respectively. Which of these elements belong to the same group? (A) ,,
Atomic numbers of 5 elements A,B,C,D and E are 3,11,15,18 and 19 respectively.\r\n
Which of these elements belong to the same group?
(A) А,В,С
(В) В,С,D B,C,D
(C) A,D,E
(D) A,B,E \r\n
Step by Step Solution
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Step: 1
A 3 1s2 2s1 B 11 1s2 2s2 2p6 3s1 C 15 1s2 2s2 2...
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Organic Chemistry structure and function
Authors: K. Peter C. Vollhardt, Neil E. Schore
6th edition
142920494X, 978-1429204941
