Heisenberg Uncertainty Principle

Q. If the uncertainty in the position of an electron is zero, the uncertainty in its momentum will be .

1. zero
2. infinite
3. $\frac{h}{2\pi }$

Q. The region of space around the nucleus where the probability of finding the electron is maximum is called a/an __________.

1. shell
2. subshell
3. orbital
4. proton

Q. In Heisenberg's uncertainty equation $\Delta \text{x}.\Delta \text{p}\ge \frac{\text{h}}{4\pi }$, $\Delta \text{p}$ stands for_____.

1. uncertainty in energy
2. uncertainty in position
3. uncertainty in momentum
4. uncertainty in mass

Q.

Difference between orbits and orbitals.

Q. If the uncertainty in the position of an electron is zero, then the uncertainty in it's momentum would be _____.

1. zero
2. $\ge$h/4$\pi$
3. $\le$h/4$\pi$
4. infinite

Q.

why orbits in bohrs atomic model are also called energy levels

Q. According to de Broglie equation, wavelength of a wave is inversely proportional to its momentum.

1. True
2. False

Q. Both velocity and position of an electron can be determined simultaneously.

1. True
2. False