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प्रश्न
A radioactive source emits three type of radiations.
From which part of the atom do these radiations come?
उत्तर
From NUCLEUS these radiations come.
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संबंधित प्रश्न
A certain radioactive nucleus emits a particle that leaves its mass unchanged, but increased its atomic number by one. Identify the particle and write its symbol.
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What are the numbers 24 and 11 called?
A nucleus of stable phosphorus has 15 protons and 16 neutrons.
- What is its atomic number and mass number?
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- With respect to the element X, where would you position the element Y in the periodic table?
- What is the general name of the elements X and Y?
- If the atomic number of Y is 80 then what is the atomic number of X?
