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प्रश्न
Draw the diagrams representing the atomic structures of the following: Nitrogen.
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उत्तर
Nitrogen \[\ce{^{14}_{7}N}\]
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संबंधित प्रश्न
Fill in the blank
The ..........................of an atom is very hard and dense.
Give the following a suitable word/phrase.
The number of protons present in the nucleus of an atom.
Multiple Choice Questions
The number of electrons in an atom is equal to number of
How does the existence of isotopes contradict Dalton’s atomic theory?
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
How are radioactive radiations useful in medicines ?
State Dalton's atomic theory.
Name the following:
The element which does not contain any neutron in its nucleus.
‘Electrons revolve around the nucleus in fixed orbits or shells called energy levels’. State how these energy levels are represented.
What is meant by the term nucleus
