platinum
silver
iron
gold
The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of
The National Chemical Laboratory is situated in
The next higher homologue of C6H14 is
The nitrogen atom has 7 protons and 7 electrons,The nitride ion will have
The noble gas used in radiotherapy is
The non-metal found in the liquid state is
The nuclear particles which are assumed to hold the nucleons together are
The nucleus of a hydrogen atom consists of
The nucleus of an atom consists of
The number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in
