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In known elements, the maximum number is of

  • A.Metals
  • B.Non metals
  • C.Metalloids
  • D.None of these

Answer: A

Metals are the most numerous class of known elements.

Of the 118 elements, about 90 are metals, some 17 non-metals and 7 or 8 metalloids. Everything below and to the left of the metalloid staircase in the periodic table is metallic, including all the d- and f-block elements.

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