1

IIT-JEE 1986

MCQ (Single Correct Answer)
Which one of the following sets of quantum numbers represents an impossible arrangement?
A
n = 3, l = 2, ml = -2, ms = 1/2
B
n = 4, l = 0, ml = 0, ms = 1/2
C
n = 3, l = 2, ml = -3, ms = 1/2
D
n = 5, l = 3, ml = 0, ms = -1/2
2

IIT-JEE 1986

MCQ (Single Correct Answer)
Rutherford's alpha particle scattering experiment eventually led to the conclusion that:
A
mass and energy are related
B
electrons occupy space around the nucleus
C
neutrons are buried deep in the nucleus
D
the point of impact with matter can be precisely determined
3

IIT-JEE 1985

MCQ (Single Correct Answer)
Electromangnetic radiation with maximum wavelength is:
A
ultraviolet
B
radiowave
C
X-ray
D
infrared
4

IIT-JEE 1985

MCQ (Single Correct Answer)
The radius of an atomic nucleus is of the order of
A
10-10 cm
B
10-13 cm
C
10-15 cm
D
10-8 cm

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