Classification of Elements and Periodicity in Properties - Result Question 8

####8. Match the oxide given in column A with its property given in column B [NEET Odisha, 2019]

Column-A

(i) Na2O

(ii) Al2O3

(iii) N2O

(iv) Cl2O7

Which of the following options has all correct pairs?

(a) (i)-(B), (ii)-(D), (iii)-(A), (iv)-(C)

(b) (i)-(B), (ii)-(A), (iii)-(D), (iv)-(C)

(c) (i)-(C), (ii)-(B), (iii)-(A), (iv)-(D)

(d) (i)-(A), (ii)-(D), (iii)-(B), (iv)-(C)

Show Answer

Solution:

  1. (a) Na2O basic oxide

Al2O3 amphoteric oxide

N2O neutral

Cl2O7 acidic oxide

Elements of gp. 1 and 2 form besicoxides while gp. 13 and 14 elements form amphoteric oxides. Elements of gp. 16 and 17 form acidic oxides. Acidic character of oxides increases from left to right in the periodic table.



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