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WorksheetsMCQ QUANTUM MECHANICAL MODEL & ATOMIC ORBITAL
Total questions: 10
Worksheet time: 10mins
Determine the number of sublevel in the fourth energy level
4
8
12
16
The subshells can be found in the energy level, n =2 is/are
s
s and p
p
p and d
Choose the orbital that has set quantum number n = 4, l = 1, and ml = 0
3s
3d
4s
4p
The maximum number of electrons in the third energy level are
3
6
9
18
Choose the correct statement about the atomic orbital
All the d orbital have the same shape and size.
The size of orbital depends on its principal quantum number, n
For the same energy level, the s orbital has higher energy than p orbital.
The orbitals are mixed and overlap each other.
Choose the incorrect statement about s orbital
it can be found in all energy level
it has no direction
it has angular quantum number, l = 1
it has spherical in shape
Choose the correct statement about p orbital
All p orbitals have the same shape and size.
Px, Py and Pz have the same direction
A maximum of ten electrons can be placed in this orbital
It can be found in the first energy shell
The electrons spend time inside an atomic orbital is
25%
45%
90%
100%
The possible set quantum numbers for an electron in a 2p subshells are
n = 2, l = 0
n = 2, l = 1
n = 2, l =2
n = 2, l = 3
The orientation of orbital is represented by a quantum number
n
l
ml
ms
