Among the following which compound will show the highest lattice energy?
KF
NaF
CsF
RbF
When the hybridisation state of carbon atom changes from Sp3 and finally to Sp, the angle between the hybridised orbitals.
Decreases gradually
Decrease considerably
Is not affected
Increases progressively
Which one shows maximum hydrogen bonding?
H2O
H2Se
H2S
HF
Which of the following molecule does not have a linear arrangement of atoms?
C2 H2
Be H2
CO2
In a regular octahedral molecule, MX6, the number of X-M-X bonds at 180o is_______________.
3
2
6
4
H2O has a net dipole moment while BeF2 has zero dipole moment because
H2O molecule is linear while BeF2 is bent.
BeF2 molecule is linear while H2O is bent.
Fluorine has more electronegativity than oxygen
Beryllium has more electro negativity than oxygen.
In which one of the following molecules, the central atom said to adopt Sp2- hybridisation?
Be F2
BF3
C2H2
NH3
Which one of the following has the highest dipole moment?
As H3
Sb H3
PH3
Which one is not paramagnetic among the following?
(At. No. Be=4, Ne=10, As=33, Cl= 17)
Cl-
Be
Ne2+
As+
The type of hybridization of boron in diborane is ______________.
Sp- hybridization
Sp2- hybridization
Sp3- hybridization
SP3d2- hybridization
