1.

The atomic mass of lead is 208 and atomic number is 82. The atomic mass of bismuth is 209 and atomic number is 83. The ratio of n/p in the atom is             [EAMCET 1982]

A.                 Higher of lead   
B.                 Higher of bismuth
C.                 Same    
D.                 None of these
Answer» B.                 Higher of bismuth


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