which of the following conversions change in hybridization of the central atom is observed?
(A) `NH_(3)rarr NH_(4)^(+)`
(B) `BF_(3)rarr BF_(4)^(-)`
(C) `SiCl_(4)rarr SiCl_(6)^(2-)`
(D) `H_(2)O rarr H_(3)O^(+)`

Is there any change in hybridisation of the B and N atom as a result of the following reaction? BF_(3)+NH_(3)rarr F_(3)B.NH_(3)

Equivalent mass of NH_(3) is - ( NH_(3) + H^(+) rarr NH_(4)^(+))

Which of the following molecules will have zero dipole moment: SiCl_(4), H_(2)O, CO_(2), BF_(3), NH_(3) ?

which one of the following reaction is not associated with the solvay process of manufacture of Na_(2)CO_(3) ? (A) NaCl+NH_(4)HCO_(3) rarr NaHCO_(3) + NH_(4)Cl (B) 2NaOH + CO_(2) rarr Na_(2)CO_(3) + H_(2)O (C) 2NaHCO_(3) rarr Na_(2)CO_(3) + H_(2)O + CO_(2) (D) NH_(3) + H_(2)CO_(3) rarr NH_(4)HCO_(3)

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) ?

In which of the following molecular/ions BF_(2),NO_(2)^(-),NH_(2) and H_(2)O the correct atom is sp^(2) hybridized ?