Spectrum of the Hydrogen Atom NEET Questions

Physical Chemistry - Atomic Structure

Spectrum of the Hydrogen Atom MCQ Questions


7.
The first line of the Balmer series corresponds to which transition?
A.
n=3 to n=2
B.
n=2 to n=1
C.
n=4 to n=3
D.
n=5 to n=4
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ANSWER :
A. n=3 to n=2
8.
The Paschen series appears in which region?
A.
Visible
B.
Ultraviolet
C.
Infrared
D.
X-ray
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ANSWER :
C. Infrared
9.
The energy of a photon emitted in the hydrogen spectrum is given by:
A.
hc/λ
B.
hλ
C.
hν
D.
h/λ
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ANSWER :
A. hc/λ
10.
Which of the following spectral series belongs to the infrared region?
A.
Lyman
B.
Balmer
C.
Paschen
D.
None of these
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ANSWER :
C. Paschen
11.
The spectral series corresponding to n=5 to n=4 transitions belongs to:
A.
Lyman
B.
Balmer
C.
Brackett
D.
Pfund
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ANSWER :
C. Brackett
12.
The Rydberg constant (R) is used in:
A.
Newton’s Laws
B.
Bohr’s equation
C.
Rutherford’s model
D.
Einstein’s equation
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ANSWER :
B. Bohr’s equation