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Atoms with same number of neutrons, but different number of nucleons are called___________________?
Related MCQs
Percentage of heavy water in ordinary water is around__________?
Ordinary water is not used as a moderator because, it__________?
First experimental observation of nuclear fission was done by __________?
The phenomenon of radioactivity was discovered by__________?
Thermal nuclear reactors using enriched uranium as fuel contains a maximum of __________ percent fissile material i.e. U-235?
In β-decay of radioactive material, the ratio of neutron to proton__________?
The largest stable nucleus is __________?
The disintegration rate of a radioactive element __________?
The phenomenon of nuclear fission is opposite to that of__________?
The most commonly used nuclear fuel in boiling water reactor is__________?
Heavy water has maximum density at __________ °C ?
In the nuclear reaction, 93N239→ 94Pu239 + ?; the missing particle is a/an__________?
The molecular weight of heavy water is__________?
Spent fuel from the nuclear thermal reactor contains__________?
The function of moderators in nuclear reactor is to __________?
Which of the following undergoes fission reaction easily ?
Which of the following may be used to measure the rate of nuclear disintegration ?
Pressure of CO2 gas (which is a coolant) in the Calder-Hall nuclear reactor is __________ kgf/cm2?
Hydrogen bomb employs the nuclear fusion of __________ ?
Coolant used in a fast breeder reactor is__________?
Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at__________?
Which of the following types of nuclear reactors is most prone to radioactive hazards ?
A control rod__________?
The ratio of volume of an atom to that of its nucleus is__________?
Heavy water used in the nuclear reactors to slow down the speed of neutrons is __________?
Solar energy results from __________ reaction?
Emission of β-particles during radioactive decay of a substance is from__________?
Which of the following nuclear reactors is the most efficient thermodynamically while operating between the same temperature and pressure limits of the reactor ?
Which of the following is not a naturally occurring nuclear fuel ?
Safety rods provided in nuclear reactors to guard against accidents, in case of earthquake are made of__________?
Percentage of U-238 in natural uranium is around__________?
Which of the following is not a good moderating material ?
The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the__________?
Which is used as a coolant in nuclear reactor due to its high capture cross-section ?
β-rays emission in radioactive disintegration is always accompanied by the emission of__________?
Final product of uranium extraction plant at Jadugoda (Bihar) is__________?
Thorium-232 (a fertile material) on absorption of a neutron gets converted into __________ , which is a fissile material?
Tarapur (INDIA) atomic power station__________?
Plutonium__________?
Which of the following ores contains maximum percentage of uranium ?
In nuclear reactions, __________ number is conserved?
Thermal neutrons which are used to cause the fission of U-235 have energy __________ eV?
Net efficiency of ordinary light water cooled nuclear reactor is about __________ percent?
Which of the following may not need a moderator ?
Graphite is used in nuclear reactor as__________?
Which of the following factors is the most important in the site selection for a nuclear power plant ?
A nuclear reactor can’t be used for__________?
Use of molten metal as a coolant in fast breeder reactor helps in__________?
Isotopes of an element have the same__________?
Thorium can be converted into U-233 in a __________ reactor?
Number of secondary neutron emitted on fission of an atom of U-235 by slow neutron bombardment is__________?
Atoms with same number of neutrons, but different number of nucleons are called___________________?
A. Isotones
B. Isobars
C. Isotopes
D. Isostere
Correct Answer:
Isotones
✔
Last Updated:
March 06, 2019