CBSE
Multiple Choice QuestionsWhich of the following pair of compounds will have three sp2 -hybrid orbitals?
SO2, CH4
SO3, C2H4
BF3, SF3
, SF4
With respect to the conformers of ethane, which of the following statements is true?
Bond angle remains same but bond length changes
Bond angle changes but bond length remains same
Both bond angle and bond length change
Both bond angle and bond length change
Which of the following pairs of compounds is isoelectronic and isostructural?
BeCl2, XeF2
Tel2, XeF2
IBr2- , XeF
IBr2- , XeF
Choose the correct statement from the following
and CH4 are not isoelectronic species
BF3 does not have dipole moment
O - Cl - O obeys octet rule
O- in O3 is Sp3-hybridised
Match the interhalogen compounds of column I with the geometry in column II and assign the correct code
| Column I | Column II |
| a) XX' | (i) T-shape |
|
b) XX3' |
(ii) Pentagonal |
|
c) XX'5 |
(iii) Linear |
| d) XX'7 | (iv) Square-pyramidal |
| (v) Tetrahedral |
| (a) | (b) | (c) | (d) |
| (iii) | (iv) | (i) | (ii) |
| (a) | (b) | (c) | (d) |
| (iii) | (i) | (iv | (ii) |
| (a) | (b) | (c) | (d) |
| (iv) | (v) | (iii) | (ii) |
| (a) | (b) | (c) | (d) |
| (iv) | (v) | (iii) | (ii) |
Which of the following is least soluble in water?
C2H6
CH3OH
CH3NH2
C6H5OH
In which of the following molecules are all the bonds not equal?
ClF3
BF3
AlF3
AlF3
Among the following compounds, which compound is polar as well as exhibit sp2-hybridisation by the central atom.
H2CO3
SiF4
BF4
HClO3
Which of the following is not isostructural with SiCl4?
SCl4
PO43-
PO43-
In which of the following pairs, the two species are isostructural?
SF4 and XeF4
SO32- and NO3-
BF3 and NF3
BF3 and NF3
