Which of the following is isoelectric pair?
a) `ICl_2, ClO_2`
B) `BrO_2^-, BrF_2^+`
C) `ClO_2`, BrF
D) `CN^-, O_3`

Which of the following statement is true about NO_(2) and ClO_(2) ?

Which of the following are isoelectronic? NO_(3)^(ɵ), CO_(3)^(2-). ClO_(3)^(ɵ), SO_(2)

Which of the following is a secondary pollutant ? (A) O3 (B) SO2 (C) CO2 (D) CO

Which of the following are green house gases ? (a) CO_2 (b) O_2 (c) O_3 (d) CFC (e) H_2O

Which of the following are iso-electronic as well as is structural ? NO_(3)^(-),CO_(3)^(2-),ClO_(3)^(-),SO_(3)

Which of the following are iso-electronic as well as iso-structural ? NO_(3)^(-),CO_(3)^(2-),ClO_(3)^(-),SO_(3)

Which of the following species are hypervalent? (A) ClO_(4)^(-)" "(B)BF_(3) (C ) SO_(4)^(-2)" "(D)CO_(3)^(-2)

Which of the following species, do not show disproportionation reaction and why ? ClO^(-) , ClO_(2)^(-) , ClO_(3)^(-) and ClO_(4)^(-) Also write reaction for each of the species that disproportionates.

Which of the following species are hypervalent ? (I) ClO_(4)^(-) " "(II) BF_(3) (III) SO_(4)^(-2)" "(IV) CO_(3)^(-2)

Which of the following has larger bond angle in the following pairs ? (a)NH_(3),PH_(3)(b)BeF_(2),BF_(3)(c )H_(2)O,CO_(2)(d)H_(2)O,H_(2)S(e)C CL_(4),C_(2)H_(2) ?