Consider the following species: `CF_(4),GeH_(4),BCl_(3),AlBr_(3),H_(2)O,PH_(3),PCl_(5),CO_(2),CH_(4) and ` calculate value of `(x-y)^(2)`:
Where, x: Total number of species which can act as only lewis acid.
y: total number of species which can act as lewis acid as well as lewis base.

Consider the following species NO_(3)^(-), SO_(4)^(2-), ClO_(3)^(-),SO_(3), PO_(4)^(3-), XeO_(3),CO_(3)^(2-), SO_(3)^(2-) Then calculate value of |x-y|, where x : Total number of species which have bond order 1.5 or greater than 1.5 y : Total number of species which have bond order less than 1.5

Which of the following species can acts as bronsted base as well as a Lewis base?

Consider the following species: (i) CH_(3)^(+) (ii) (C_(3)H_(5))_(3)Al (iii) HCHO (iv) CH_(4) (v) (C_(2)H_(5))_(3)N (vI) TiCl_(4) (vii) CO_(2) (viii) SiCl_(4) (ix) BF_(3) the find out total number of species which can act as Lewis acid.

Consider the following compounds (1) H_(3)CF (2) H_(2)CF_(2) (3) CH_(4) (4) H_(3)C CF_(3) (5) CH_(3)CH_(3) (6) C_(2)H_(4) and calculate value of Y+X, (where X is the total number of compounds which have H-C-H bond angles equal to 109^(@)28' and Y is the total number of compounds which have H-C-H bond angles greater than 109^(@)28' and less than 120^(@)

For the following molecules : PCl_(5), BrF_(3), IC l_(2)^(-), XeF_(5)^(-),NO_(3)^(-),XeO_(2)F_(2),PCl_(4)^(+),CH_(3)^(+) Calculate the value of (a+b)/(c ) a = Number of species having sp^(3) d-hybridisation b= Number of species which are planar c= Number of species which are non-planar

Among NH_(3) , H_(2)O , OH^(-) , H^(+) , CO_(2) , C_(2)H_(4) and BF_(3) ,the total number of lewis bases are

Total number of Lewis acids among the following is : BF_(3),H_(3)PO_(4),NH_(3),SiF_(4),CH_(3)COOH,NaOH,CO_(2),HCl,SO_(3) .