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MBD -HARYANA BOARD-ATOMS AND NUCLEI-OBJECTIVE TYPE QUESTIONS
- A radioactive element has half-life period 800 yr. After 6400 yr, what...
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- In Rutherford scattering experiment, what will b ethe correct angle fo...
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- .1 H^1 + .1H^1 + .1H^2 rarr X + .(+1)e^0 + energy. The emitted particl...
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- Which of the following isotopes is used for treatment of cancer ?
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- If half life of radioactive atom is 2.3 days, then its decay constant ...
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- A radioactive element .90 X^238 decay into .83 Y^222. The number of be...
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- The ionization of H-atom is :
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- The volume occupied by an atom is greater than the volume of the nucle...
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- What percentage (approximate) of original radioactive substance left a...
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- Which of the following particles has similar mass of electron ?
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- If half life period of radium is 1600 years, its average life period w...
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- The energy equivalent of one atomic mass unit is
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- Hydrogen bomb is based on the principle of
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- Energy generation in starts is mainly due to
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- Who discovered the nucleus ?
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- In nuclear reaction .(4)Be^(9)+.(2)He^(4)rarr.(6)C^(12)+X,X will be
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- What does X stand for in the given reaction ? ""(20)Ca^(41) rarr ""(...
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- Which of the following series of H-atom lies in visible range?
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- Which spectral series of hydrogen atom lie in the ultraviolet region ?
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- Who discovered the nucleus ?
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