Q3 of 45 Page 544

(i) Name the bond formed when X714 combines with Y918 .

(ii) Write the chemical formula of the compound formed when X714 combines with Y918 .

(i) The covalent bond is formedbetween the X714 and Y918.


(ii) The element X714 is Nitrogen(N) which has electronic configuration 2,5


The element Y918 is Florine(F) which has electronic configuration is 2,7


Thus the Nitrogen molecule form covalent bond with three fluorine molecule.


The chemical Formula of the compound is NF3.


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