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Nuclides having the same atomic numbers are termed as___________________?
Related MCQs
The size of an atom is of the order of one __________?
The atomic mass of an element is fractional, because __________?
“Critical mass” is the minimum mass of nuclear fissile material required for the__________?
The atomic number of an element is equal to the number of __________ present in its atom?
Radioactive decay is a __________ change?
The mass number of an element is equal to the number of __________ in the nucleus?
__________ have the same mass number, but different nuclear charge ?
Energy produced in the nuclear fission is of the order of __________ MeV?
Which is the most commonly used molten metal for cooling of nuclear reactors ?
Percentage of the heavy water in ordinary water is around __________?
The 92U238 emits an a-particle. The product is__________?
Coolant used in a boiling water reactor is__________?
The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is __________?
A radioactive substance does not emit__________?
Thermal shield is used in high powered nuclear reactors to__________?
Commercial power generation from fusion reactor is not yet possible, because__________?
Molten sodium (as a coolant in fast breeder reactor) ?
Out of the following, nucleus of __________ atom contains the largest number of neutrons?
The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be __________ percent?
Nuclear reactors are provided with shield to guard against the emission of mainly __________ rays?
Which of the following is a moderating material used in nuclear reactor ?
Uranium percentage in monazite sand is about__________?
The main ore of thorium is__________?
Fuel for a fast breeder reactor is__________?
Fast breeder reactors do not__________?
Quantity of fissionable material (i.e. U-235) in natural uranium is __________ percent?
Extraction of uranium from its ore is done using __________ methods?
The velocity of thermal (slow) neutrons triggering nuclear fission reaction (having energy equal to 0.025 eV) is about __________ metres/second?
Unit of radioactivity is__________?
Gas cooling as compared to water cooling of nuclear reactors__________?
Which of the following nuclear materials is fissile ?
The ratio of atomic radius to its nuclear radius is about__________?
Isotopes of an element have different__________?
A moderator __________ the neutrons?
The atomic number of a radioactive element is not changed, when it emits __________ rays?
Extraction of uranium from its ore is done by __________ method?
The most abundant isotope of natural uranium is __________?
A boiling water reactor is the one, in which the__________?
Heavy water (D2O) in a nuclear reactor serves as a__________?
The sum of masses of two nuclei produced in nuclear fission compared to the mass of original nucleus is__________?
In a nuclear explosion, the energy is released primarily in the form of __________ energy?
What is the average life of a radioactive atom having a ‘half life period’ of T ?
In a pressurised water reactor (PWR), the__________?
A fertile material is the one, which can be__________?
In a homogeneous nuclear reactor, the __________ are mixed together?
Heat is generated in a nuclear reactor (thermal) by__________?
Molten sodium is used as a coolant in a fast breeder reactor, because of its__________?
A homogeneous reactor is the one, in which the__________?
The number of neutrons in the nucleus of Uranium-233 (92U233) is __________?
Mass of a positron is same as that of a/an__________?
The amount of a radioactive material (having a half life of 100 years) remaining after 400 years will be __________ of its original weight?
Nuclides having the same atomic numbers are termed as___________________?
A. Isotopes
B. Isomers
C. Isotones
D. Isobars
Correct Answer:
Isomers
✔
Last Updated:
March 07, 2019