1.

Write about anomalous position of some pairs of elements in M P T

Answer»

Explanation:

Explanation: The anomalous pair of elements are those elements which do not follow the increasing order of their ATOMIC WEIGHT in the Mendeleev PERIODIC table. Argon (Ar) and CARBON(C) are placed before the Potassium (K) and Nickel (Ni) respectively but they have comparatively higher atomic weight.

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