Easy
Number of unpaired electrons in the ground state of beryllium atom is
- A$2$
- B$1$
- C$0$
- DAll the above
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Similar Questions
$A$ $3p$ orbital has
The correct statement about probability density (except at infinite distance from the nucleus) is:
Consider the following sets of quantum numbers $(n, l, m_l)$:
Set $(n, l, m_l)$ $A$ $(3, 3, -3)$ $B$ $(3, 2, -2)$ $C$ $(2, 1, +1)$ $D$ $(2, 2, +2)$
The number of correct sets of quantum numbers is $....$.
| Set | $(n, l, m_l)$ |
|---|---|
| $A$ | $(3, 3, -3)$ |
| $B$ | $(3, 2, -2)$ |
| $C$ | $(2, 1, +1)$ |
| $D$ | $(2, 2, +2)$ |
The number of correct sets of quantum numbers is $....$.
The maximum number of electrons in a subshell of an atom is given by ...........
Difficult
View SolutionWhich of the following species has an equal number of electrons in the outermost shell and the penultimate shell?
Medium
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