A nucleus undergoes gamma decay due to
Anonymous Quiz
32%
Excess of neutrons
37%
Excess of protons
22%
Its excited state
9%
Large mass
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β€15π8π€3π₯2π€©2
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Ye to quiz attempt karne par pata chalega, ready for the quiz.
Ye to quiz attempt karne par pata chalega, ready for the quiz.
π8
Isotones have the same number of
Anonymous Quiz
27%
Protons
21%
Electrons
32%
Neutrons
20%
All of the above
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What did Rutherfordβs alpha particle experiment prove?
Anonymous Quiz
33%
Electrons
27%
Protons
15%
Neutrons
26%
Nucleus
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Why was Rutherfordβs atomic model unstable?
Orbiting electrons radiate energy
Orbiting electrons radiate energy
Anonymous Quiz
24%
Electrons do not remain in orbit.
19%
Nuclei will break down.
24%
The nucleus repels electrons.
34%
Orbiting electrons radiate energy.
π11
Balmer series lies in which spectrum?
Anonymous Quiz
30%
Ultraviolet
42%
Visible
22%
Infrared
6%
Partially Visible
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Haanji bachho preparation to chalti rahegi par sath sath doubts clear karte chalo..
π5
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dual nature of radiation and matter
π 5 questions Β· β± 45 sec
dual nature of radiation and matter
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Which of the following did Bohr use to explain his theory?
Anonymous Quiz
49%
Quantization of angular momentum
24%
Conservation of Quantum frequency
18%
Conservation of Mass
9%
Conservation of Linear Momentum
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The significant result deduced from Rutherfordβs scattering experiment is that
Anonymous Quiz
52%
the whole of the positive charge is concentrated at the centre of an atom
20%
there are neutrons inside the nucleus
18%
Ξ±-particles are hydrogen nuclei
9%
electrons are embedded in the atom
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The first model of the atom was proposed by
Anonymous Quiz
14%
Neils Bohr
13%
Neils Bohr
57%
J.J Thompson
16%
Ernest Rutherford
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The emission of electrons does not occur in which of the following?
Anonymous Quiz
24%
Photoelectric Emission
21%
Thermionic Emission
21%
Secondary Emission
33%
X-Ray Emission
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