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      Question

      In 1866, John Newlands, an English scientist, arranged

      the then known elements in the order of increasing atomic masses. He found that every eighth element had properties similar to that of the first. He called it the -
      A Law of Pentamates Correct Answer Incorrect Answer
      B Law of musical notes Correct Answer Incorrect Answer
      C Law of Octaves Correct Answer Incorrect Answer
      D None of the above Correct Answer Incorrect Answer

      Solution

      Newlands compared his discovery to the octaves found in music and thus, he called it the ‘Law of Octaves’. It is also known as ‘Newlands’ Law of Octaves’.

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