The atomic mass of an element is fractional, because ______________________?

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Primary purpose of a ____________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014neutrons/cm2 second?

A. Research B. Power C. Breeder D. Homogeneous...

Solar energy results from _______________ reaction?

A. Fission B. Combustion C. Thermonuclear D. None of these...

Pick out the wrong statement?

A. Atoms with same number of nucleons but different number of protons are called isobars B. Atoms with same number of protons but different number of nucleons are called isoters C. Out of α, β, and γ-rays, the one having maximum penetration power are γ-rays D. The product formed by emission of α-particle has mass … Pick out the wrong statement?Read More...

Which is the most commonly used molten metal for cooling of nuclear reactors ?

A. Calcium B. Sodium C. Mercury D. Zinc...

The new nucleus formed after β-decay of a radioactive element has___________________?

A. Less atomic number B. Less atomic weight C. More atomic number D. More atomic weight...