The Valence election Configuration of 'Be' is (
a. 2s1
b. 2s2
c. 2p2
d. 2p3
PLZ SAY ONLY CORRECT OPTION PLZ SAY FAST URGENT
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Answered by
1
Answer:
2s2 is the correct answer.
Explanation:
Be has atomic number of 4
so it's 2 valence electron are filled in 2s orbital
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Answered by
0
b.2s2
Because..
Beryllium has four electrons to balance the four protons. The 4 electrons are arranged with 2 electrons in the first orbital and 2 electrons in the second orbital.
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