Which one of the following statements is incorrect?

  • A
    Mass defect is related to binding energy.
  • B
    ‘Meson’ was discovered by Yukawa.
  • C
    The size of the nucleus is of the order of $10^{-12} - 10^{-13} \ cm$.
  • D
    Magnetic quantum number is a measure of ‘orbital angular momentum’ of the electron.

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Similar Questions

The maximum number of electrons that can be accommodated in a $3d$ subshell is

Identify an orbital with the quantum numbers $n=4, \ell=3, m=0$.

$A$ $3p$ orbital has

Which of the following sets of quantum numbers belongs to the highest energy?

Match List-$I$ with List-$II$ :
List-$I$ (Quantum numbers)List-$II$ (Orbital)
$A$. $n = 2, l = 1$$I$. $3d$
$B$. $n = 4, l = 0$$II$. $2p$
$C$. $n = 5, l = 3$$III$. $4s$
$D$. $n = 3, l = 2$$IV$. $5f$

Choose the correct answer from the options given below :

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