Give the four quantum numbers which describe the location of the 4th electron in carbon.

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hey
Explanation: 

the carbon C has 6 electrons it s electronic configuration is :

1s2 2s2 2p2

so the fourth electron is in the 2s orbital the four quantum to describe it would be

n = 2

l = 0

ml = 0

ms = -1/2

Answer: 

2,0,0,-1/2