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प्रश्न
Complete the following nuclear change:
\[\ce{^24_11 Na -> ...Mg.... + ^0_-1β}\]
उत्तर
\[\ce{^24_11 Na -> ^24_12Mg + ^0_-1β}\]
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संबंधित प्रश्न
Fill in the following blank with suitable word:
In a nuclear power station, nuclear fission takes place in the .............
State the disadvantages of nuclear energy.
In the nuclear reactor of a power plant:
how do control rods control the rate of fission?
An uncontrolled nuclear chain reaction forms the basis of:
(a) nuclear power plant
(b) hydrogen bomb
(c) thermal power station
(d) atom bomb
One isotopes of uranium has a mass number of 235 and atomic number 92.
(a) What is the number of electrons in a neutral atom of this isotope?
(b) How many protons are there in the nucleus of this isotope?
(c) For another isotope of Uranium state which one of the numbers (238 or 92) changes?
(d) What is the number of protons in 238U?
State, giving reason, whether the following nuclear decay is allowed or not?
\[\ce{_Z^AX -> _Z^AQ + γ}\]
An atomic nucleus A is composed of 84 protons and 128 neutrons. It emits an α-particle and is transformed into nucleus B. Write down the composition of B.
Which is the process used to harness nuclear energy these days? Explain it briefly.
Give scientific reason.
It is absolutely necessary to control the fission reaction in nuclear power plants.
Why is nuclear fission useful to mankind?
