HETAV PATEL

Grade 11,

The configuration 1s 2 2s 2 2p 5 3s 1 shows : A excited state of O2−​ B excited state of neon atom C excited state of fluorine atom D ground state of fluorine atom

The configuration 1s2s2p3s1 shows :
Aexcited state of O2−​
Bexcited state of neon atom
Cexcited state of fluorine atom
Dground state of fluorine atom
 

Grade:12th pass

1 Answers

ankit singh
askIITians Faculty 614 Points
3 years ago

ANSWER

The configuration 1s2 2s2 2p5 3s1 shows the excited state of the neon atom.
Total number of electrons =2+2+5+1=10. This is the atomic number of Ne.

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