The atomic number of oxygen is 8 and its electronic configuration is .

2,2,4

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2,4,2

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2,6

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Solution

The correct option is C 2,6
The maximum no. of electrons that can be accommodated in $n^{th}$ shell is given by ${2n}^{2}$ . So, K shell can accommodate 2 electrons and L shell can accommodate 8 electrons.

Number of electrons in oxygen atom is 8. So, the electronic configuration is 2,6.

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The atomic number of oxygen is 8 and its electronic configuration is .

The correct option is C 2,6The maximum no. of electrons that can be accommodated in nth shell is given by 2n2. So, K shell can accommodate 2 electrons and L shell can accommodate 8 electrons. Number of electrons in oxygen atom is 8. So, the electronic configuration is 2,6.

The correct option is C 2,6
The maximum no. of electrons that can be accommodated in $n^{th}$ shell is given by ${2n}^{2}$ . So, K shell can accommodate 2 electrons and L shell can accommodate 8 electrons.

Number of electrons in oxygen atom is 8. So, the electronic configuration is 2,6.