Question : Who invented the modern periodic table?
Option 1: Michael Faraday
Option 2: Dmitri Mendeleev
Option 3: Isaac Newton
Option 4: Niels Bohr
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Correct Answer: Dmitri Mendeleev
Solution : The correct option is Dmitri Mendeleev.
The chemist and inventor Dmitri Mendeleev was from Russia. He established the modern periodic table in 1869, leaving spaces for undiscovered elements. Periods are the horizontal rows in the periodic table, with metals at the very left and nonmetals at the very right. Elements with comparable chemical characteristics make up the vertical columns or groups.
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Question : Who founded the value of 'G'?
Option 1: Henry Cavendish
Option 2: Michael Faraday
Option 4: Marie Curie
Question : Who invented the jet engine?
Option 1: Karl Benz
Option 2: Sir Frank Whittle
Option 3: Thomas savery
Option 4: Michael Faraday
Question : Which law was based on notes of the music?
Option 1: Newton law
Option 2: Law of octaves
Option 3: Mendeleev law
Option 4: Modern periodic law
Question : When did Dmitri Mendeleev invent the periodic table, ordering the symbols of the chemical elements according to their atomic weights?
Option 1: 1794
Option 2: 1869
Option 3: 1890
Option 4: 1779
Question : Who is called as 'Father of Modern Computer'?
Option 1: Alexander Fleming
Option 2: Bill Gates
Option 3: Michael Faraday
Option 4: Charles Babbage
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