In which of the following reactions does the hybridisation of the central atom change from $sp^2$ to $sp^3$?

  • A
    $NH_3 + H^{+} \to NH_4^+$
  • B
    $AlF_3 + 3F^{-} \to [AlF_6]^{3-}$
  • C
    $BF_3 + F^{-} \to [BF_4]^-$
  • D
    $H_2O + H^{+} \to H_3O^{+}$

Explore More

Similar Questions

Consider the two following statements $A$ and $B$,and identify the correct choice given in the answers :
$(A)$ In photovoltaic cells the photoelectric current produced is not proportional to the intensity of incident light.
$(B)$ In gas-filled photoemissive cells,the velocity of photoelectrons depends on the wavelength of the incident radiation.

The solution of $\frac{dy}{dx} = \frac{x \log x^2 + x}{\sin y + y \cos y}$ is

The joint equation of the lines passing through the origin and trisecting the first quadrant is . . . . . .

If $\sqrt{\frac{y}{x}}+\sqrt{\frac{x}{y}}=2$,then $\frac{d y}{d x}$ is equal to

What is the cause of embryo formation from pollen grains in tissue culture medium?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo