Elements have been arranged in the following sequence on the basis of their increasing atomic masses

CBSE Class 10 CBSE Class 10 Science
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Elements have been arranged in the following sequence on the basis of their increasing atomic masses.
F, Na, Mg, Al, Si, P, S, Cl, Ar, K

  1. Pick two sets of elements which have similar properties.
  2. The given sequence represents which law of classification of elements?

Answer:

  • F and Cl
  • Na and K
  1. Newlands’ Law of Octaves