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Isotopes
Isobar
Isotones
Isoelectrons
Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
Number of atoms present in one mole of a gas at STP is
Of all micro-organisms, the most adaptable versatile are
Of all the gases present in the air, which one of the following is the highest in percentage?
Of the following particles, the particle having the least mass is
Of the four landmarks of medical history given bellow, which one was the first to take place?
Oils and fats are
Oils and fats are obtained from
Old written material which cannot be read easily can be read by
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
