Advertisements
Advertisements
प्रश्न
A nucleus `"_11Na^24` emits a beta particle to change into Magnesium (Mg).
(i) Write the symbolic equation for the process.
(ii) What are numbers 24 and 11 called?
(iii) What is the general name `"_12^24Mg` with respect to `"_11^24Na`?
उत्तर
(i) \[\ce{_11Na^24 -> _1Mg^2 + _-1e^0 + energy}\]
(ii) 24 - mass no. (no. of protons and neutrons)
11 - atomic number (no. of protons)
(iii) `"_11Na^24` is called parent nuclei.
`"_12Mg^24` is called daughter product.
APPEARS IN
संबंधित प्रश्न
Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun’s energy?
The following question are about the nuclear reactor of a power plant.
Will the fuel rods last for ever?
how is heat removed from the reactor core, and what use is made of this heat?
Which of the following is used as a moderator in the reactor of a nuclear power station?
(a) liquid sodium
(b) boron
(c) graphite
(d) carbon dioxide
A nuclear reaction is represented by the equation:
`""_1^2H+_1^2H->_2^3He+xc+E`
What does E represent?
The element X has an atomic mass number of 238 and an atomic number
of 92. It emits an alpha particle forming an element y. Y can be represented
by
State, giving reason, whether the following nuclear decay are allowed or not?
\[\ce{_Z^AP -> _{Z-2}^AY + _2^4He}\]
Explain, why nuclear fusion is not being used to meet day to day energy needs.
What is nuclear waste? What are hazard of nuclear waste to living beings? How is nuclear waste disposed off?
Why is nuclear fission useful to mankind?
