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Ther correct electronic configuration of...

Ther correct electronic configuration of sodium is _______________

A

8,2,1 ?,

B

2,1,8?,

C

2,8,2 ?,

D

2,8,1?

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JNAN PUBLICATION-MATTER (STRUCTURE OF MATTER)-EXAMPLE
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  2. Electron was discovered by

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  3. Ther correct electronic configuration of sodium is

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  4. Who discovered neutron in 1953?

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  5. The atom has

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  7. Charged atoms are called

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  8. The total number of protons and neutrons in an atom is called its

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  10. State whether True or False:- John Dalton's experiment proved the ex...

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  11. State whether True or False:- Neutrons are electrically neutral.

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  13. State whether True or False:- In a solid the average distance betwee...

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  14. State whether True or False:- The kinetic energy of molecules in a l...

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  15. State whether True or False:- Salt (NaCl) melts at a temperature of ...

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  16. State whether True or False:- Ionic compounds are made of molecules.

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  18. State whether True or False:- The mass of an atom can not be measure...

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