Q. 214.5( 4 Votes )

Write the chemical formulae of Nitrates (NO3) of Na+, K+, Al3+, Mg2+, Ca2+, Zn2+.

Answer :

(i) For Na+


By applying criss-cross method:



Formula: NaNO3


(ii) For K+


By applying criss-cross method:



Formula: KNO3


(iii) For Al3+


By applying criss-cross method:



Formula: Al(NO3)3


(iv) For Mg2+


By applying criss-cross method:



Formula: Mg(NO3)2


(v) For Ca2+


By applying criss-cross method:



Formula: Ca(NO3)2


(vi) For Zn2+


By applying criss-cross method:



Formula: Zn(NO3)2


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