Which element has?
twice as many electrons in its second shell as in its first shell?

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Solution

Carbon:
Carbon is a chemical element with an atomic number $6$ and an atomic symbol $C$ .
It belongs to Group- $14$ and the second period.
Carbon has twice as many electrons in its second shell as in its first shell.
Electronic configuration of Carbon:
The electronic configuration of Carbon is $1 s^{2} 2 s^{2} 2 p^{2}$ .
The distribution of electrons per shell is $2, 4$ .

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Similar questions

Name an element which has twice as many electrons in its second shell as in the first shell.

Which element has

(a) two shells, both of which are completely filled with electrons?

(b) the electronic configuration 2, 8, 2?

(d) a total of two shells, with three electrons in its valence shell?

(e) twice as many electrons in its second shell as in its first shell?

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