The structure of benzene ring ($C_6H_6$) was discovered by which chemist? MCQ with Answer and Explanation

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The structure of benzene ring ($C_6H_6$) was discovered by which chemist?

A. Robert Boyle

B. Antoine Lavoisier

C. Friedrich August Kekulé

D. Dmitri Mendeleev

Answer: Option C

Solution (By JKSSB Mock Tests)

Friedrich August Kekulé discovered the ring structure of benzene after famously having a daydream of a snake biting its own tail.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

Who invented the alkaline storage battery and the phonograph?

A. Michael Faraday

B. Alessandro Volta

C. Nikola Tesla

D. Thomas Edison

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Correct Answer: Option D

Explanation:
Thomas Alva Edison developed the phonograph in 1877 and later engineered the commercial alkaline storage battery.

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Question #2

Who discovered that the element Uranium emits invisible energy streams, opening the radioactive field before Marie Curie?

A. Henri Becquerel

B. J.J. Thomson

C. Ernest Rutherford

D. Wilhelm Röntgen

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Correct Answer: Option A

Explanation:
Becquerel left uranium compounds in a dark desk drawer with unexposed photographic plates, discovering they fogged without light exposure.

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Question #3

The invention of the machine gun is historically associated with which American inventor?

A. Richard Gatling

B. Oliver Winchester

C. Samuel Colt

D. John Browning

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Correct Answer: Option A

Explanation:
Richard Gatling invented the Gatling gun, the first highly successful rapid-fire multi-barrel machine gun, during the American Civil War.

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