Question : Which of the following scientists provided the Law of Octaves?
Option 1: Galileo Galilei
Option 2: John Newlands
Option 3: Michael Faraday
Option 4: Marie Curie
Correct Answer: John Newlands
Solution : The correct answer is John Newlands.
John Newlands arranged the elements in increasing order of their atomic mass. He provided the law of octaves, which states that the properties of every 8th element are similar to those of the first element. The law of octaves was given in 1865 .
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Question : Who gave the 'Law of Gravitation'?
Question : According to a law postulated by ______, the amounts of different substances liberated by the same quantity of electricity passing through the electrolytic solution are proportional to their chemical equivalent weights.
Question : Whose law states that at a junction in an electric circuit, the sum of the currents flowing into the junction is equal to the sum of the currents flowing out of the junction?
Question : The first law of thermodynamics is related to the conservation of which one of the following?
Question : The first law of thermodynamics is simply the case of:
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