19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following are isoelectronic and isostructural? NO ,CO ,ClO ,SO (a) NO ,CO (b) SO ,NO (c) ClO ,CO (d) CO ,ClO Ans. (a) Sol. Both have 32 electrons and have trigonal planar shape.
Which is not correctly matched?
The shapes of XeF4, Θ XeF and SnCl2 are:
Which of the following pairs of species have identical shapes? (a) NO and NO
Match the following Column and choose the correct option from the codes given below. Column I Column II A. BeCl2 1. Linear B. BF3 2. Trigonal planar C. CO2 Codes : A B C (a) (b) (c) (d) Ans. (c) Sol. BeCl2, CO2 linear…
Shape of XeF4 is
The species having pyramidal shape is
The shape of the molecule depends on the _______
BrF3 molecule, the lone pairs occupy an equatorial position to minimize.
The shape of the noble gas compound XeF4is :
The geometrical arrangement of orbitals and shape of I3– are respectively:
The pair of species with similar shape is :
Correct statement regarding molecules SF4, CF4 and XeF4are:
Which of the molecules has trigonal bipyramidal geometry with bond angles 120o and 90o?
In which of the following structures all the bonds are present at 90o?
Which of the following molecules have same molecule geometry? I. CH4, II BF3 III. NH4+, IV. SF4
For the prediction of geometrical shapes of molecules with the help of VSEPR theory molecules are divided into two categories. These categories are
Why does the repulsion is greater in lp-lp as compared to lp-bp and bp-bp ?
The decreasing order of the repulsive interaction of electron pairs is (Here, lp=lone pair, bp=bond pair).
Consider the following statements, 1. The shape of a molecule depends upon the number of valence shell electron pairs (bonded or non-bonded) around the central atom. 2. Pairs of electrons in the valence shell repel on…
Among the following, the molecule with highest dipole moment is :
Which of the following molecules does not have a dipole moment?
The highest dipole moment is of:
Polarity in a molecule and hence the dipole moment depends primarily on electronegatively of the constituent atoms and shape of a molecule. Which of the following has the highest dipole moment?
NH3 and NF3, both the molecules have pyramidal shape with a lone pair of electrons on nitrogen atom. Why does the dipole moment of NH3 is greater than that of NF3? Choose the correct option.