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प्रश्न
Fill in the blank
The ..........................of an atom is very hard and dense.
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उत्तर
the nucleus of an atom is very hard and dense.
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संबंधित प्रश्न
Give the following a suitable word/phrase.
The number of protons present in the nucleus of an atom.
Draw the diagrams representing the atomic structures of the following: Nitrogen.
How does the existence of isotopes contradict Dalton’s atomic theory?
FILL IN THE BLANK
Nuclear energy can be used to make ..........................
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
ANSWER IN DETAIL
What are the various components of a nuclear power plant?
ANSWER IN DETAIL
How are radioactive radiations useful in medicines ?
On the basis of Rutherford's model of an atom, which subatomic particle is present in the nucleus of an atom?
Which metal did rutherford select for his `alpha` particle scattering experiment and why?
Choose the correct option
Rutherford's alpha-particle scattering experiment discovered
