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

Oxygen

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Carbon

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Nitrogen

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Argon

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Solution

The correct option is B Carbon
Carbon element has twice as many electrons in its second shell as in its first shell.
Total number of electron in Carbon (C)
Shell name K L
Carbon(C) 2 4
The number of electron in shell 'L' is twice the number of electrons in shell 'K'.

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Similar questions

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?

3^{r d}

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