Chemical Bonding (Chapter Test - Non-Medical) - Class 12 MCQ

Give the correct order of initials T or F for following statements. Use T, if statement is true and F, if it is false

(I) The order of repulsion between different pair of electrons, is lp - lp > lp - bp > bp - bp
(II) In general, as the number of lone pair of electrons on central atom increases, value of bond angle increases
(III) The number of lone pair on O in H₂O is 2 while on N in NH₃ is 1
(IV) The structures of xenon fluorides and xenon oxyfluorides could not be explained on the basis of VSEPR theory

Which is most soluble in water ?

N₂ and O₂ are converted into monoanions and respectively. Which of the following statements is wrong?

Which of the following shows the incorrect order of decreasing covalent character ?

The hybridization of atomic orbitals of nitrogen inare

The electronegativity difference between N and F is greater than that between N and H yet the dipole moment of NH₃ (1.5 D) is larger than that of NF₃ (0.2 D). This is beacuse

In which of the process, the bond order increases and magnetic behaviour changes ?

Which are true statements among the following ?
I. PH₅ and BiCl₅ do not exist
II. pπ–dπ bond is present in SO₂
III. Electrons travel with speed of light
IV. SeF₄ and CH₄ has same shape
V. I₃⁺ has bent shape

Hybridization on carbon in short-lived  species is

Carbon atoms in C₂(CN)₄ are

The correct order of dipole moment is

Which of the following is not linear ?

Which species does not exist ?

Which of the following statements is correct for CsBr₃ ?

Which has triangular planar shape ?

In which of the following process hybridization is not affected?

The shape of O₂F₂ is similar to