
XI Chemistry Unit - 2 Part - 4A
Authored by Mz Che
Chemistry
11th Grade
Used 9+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many orbitals are possible in the 4th energy level?
1
4
16
9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The wave functions corresponding to the Eigen values are called _________ orbitals.
atomic
molecular
compound
none of these
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The maximum number of electrons in an orbital is given by the formula__________.
2(2l+1)
l+1
n+l+1
none of these
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the principal quantum number n = 4, it is possible to have
Only s orbital
only s, p, d and f orbital
only s and p orbital
only s, p and d orbital
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A set of orbitals for which the quantum number l = 2 is
3-fold degenerate
7-fold degenerate
5-fold degenerate
none of these
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the designation of the sub energy level if n=3 and l=2?
4f
3d
3s
3p
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which quantum number reveal information about the orientation of an orbital?
spin quantum number
magnetic quantum number
principle quantum number
none of these
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