In a helium nucleus,there are

  • A
    $2$ protons and $2$ electrons
  • B
    $2$ neutrons,$2$ protons and $2$ electrons
  • C
    $2$ protons and $2$ neutrons
  • D
    $2$ positrons and $2$ protons

Explore More

Similar Questions

Weak nuclear force always operates between

The volume occupied by an atom is greater than the volume of the nucleus by a factor of about

In the nuclear reaction $X(n, \alpha) _3^7 Li$,find the value of $X$.

As the mass number $A$ increases, which of the following quantities related to a nucleus does not change?

For a uranium nucleus, how does its mass vary with volume?

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