JEE (Advanced) 2015 Paper-2 Question 8

Question 8

An electron in an excited state of $$Li^{2+}$$ion has angular momentum $$\frac{3h}{2\pi}.$$ The de Broglie wavelength of the electron in this state is $$p \pi a_0$$ (where $$a_0$$ is the Bohr radius). The value of p is

Correct Answer: 2

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