The electronic configuration of an element with atomic number Z -11 is 1 s 2- 2 s 2- 2 p 6- 3 s 1- The symbol of the element is-A- RbB- NaC- CsD- Li

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Standard IX

Chemistry

Oxidation States

The electroni...

Question

The electronic configuration of an element with atomic number (Z = 11) is 1s², 2s², 2p⁶, 3s¹. The symbol of the element is:

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Solution

The correct option is D
Na

The atomic number of sodium (Na) is 11. So its electronic configuration is 1s², 2s², 2p⁶, 3s¹.

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The electronic configuration of an element with atomic number (Z = 11) is 1s2, 2s2, 2p6, 3s1. The symbol of the element is:

The correct option is D Na The atomic number of sodium (Na) is 11. So its electronic configuration is 1s2, 2s2, 2p6, 3s1.

The electronic configuration of an element with atomic number (Z = 11) is 1s², 2s², 2p⁶, 3s¹. The symbol of the element is:

The correct option is D
Na

The atomic number of sodium (Na) is 11. So its electronic configuration is 1s², 2s², 2p⁶, 3s¹.