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प्रश्न
Multiple Choice Questions
The number of electrons in an atom is equal to number of
पर्याय
protons in a neutral atom
neutrons in a neutral atom
nucleons in a neutral atom
none of the above
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उत्तर
protons in a neutral atom
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संबंधित प्रश्न
Fill in the blank
The ..........................of an atom is very hard and dense.
Complete the table below by identifying A, B, C, D, E and F.
FILL IN THE BLANK
The protons and neutrons are held firmly in the nucleus by strong .........................
Tick the most appropriate answer.
Which of the following is used as a coolant in nuclear reactor?
- liquid sodium
- liquid nitrogen
- cadmium steel rods
- plutonium
TRUE \ FALSE
Uranium-235 and uranium-238 both undergo nuclear fission.
ANSWER IN DETAIL
How are radioactive radiations useful in medicines ?
Which part of atom was discovered by Rutherford?
Choose the correct option
Rutherford's alpha-particle scattering experiment discovered
Where is the nucleus of an atom situated?
Differentiate between the following term:
Nucleus and nucleons
