How many of the following are neutral `CO, NO, N_(2)O, CO_(2),NO_(2), ZnO, CaO, H_(2)O`

How many of the following are paramagnetic? MgO,KO_2,Na_2O_2,BaO_2,BeO,CaO,Li_2O

How many of the following species are paramagnetic? N_(2)^(+), O_(2)^(-), B_(2), C_(2), CN^(-), NO^(+), CO, H_(2)^(-), He_(2)^(+)

Among the following how many of the molecules are linear. CO_(2), NO_(2)^(-), SO_(2), N_(3)^(-), C_(2)H_(2), I_(3)^(-), XeF_(2), CS_(2)

How many of the following gases/vapours are colourless? CO_(2),SO_(2),H_(2)S,NO_(2),HCl,Br_(2),I_(2),CO,Cl_(2)

How many molecules are acidic oxides among the following : CO, NO_(2), SO_(2), SO_(3), NO, N_(2)O, SiO_(2), Cl_(2)O_(7)

The number of greenhouse gases of the following is ________. CO_(2), O_(2),N_(2)O, CH_(4), CFCs, CO, H_(2)O (g), O_(3)

How many of the following will give O_(2) on heating ? KMnO_(4),K_(2)Cr_(2)O_(7),ZnO,Na_(2)O, PbO_(2),Pb_(3)O_(4),Pb(NO_(3))_(2),NH_(4)NO_(3)

Sum of total number of amphoteric and neutral oxides among the folllowing is : CO, NO, Al_(2)O_(3), PbO_(2), CaO, SnO_(2), ZnO