Answer to Question #221708 in General Chemistry for BraveHeart

Question #221708
Calculate the electronic reconfiguration in the following element

HNO3 - N
KOH - O
CO2 - O
MgO - Mg


Use the calculation to determine
1) The period and group of each of the elements
2) state the valency of the calculated element
1
Expert's answer
2021-08-02T02:36:01-0400

The electronic configuration of N is 1s22s2p3

. The 1s orbital is completely filled and unavailable for bonding. That leaves the 2nd and 2p orbitals. The formation of 4 bonds (covalency) is explained by hybridation of the 2s and 2p orbital forming 4sp3 orbitals.

2.



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