The invention of the common chemical transformation layout known as the Solvay process optimized production of what? MCQ with Answer and Explanation

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The invention of the common chemical transformation layout known as the Solvay process optimized production of what?

A. Ammonia

B. Nitric Acid

C. Sodium Carbonate

D. Sulfuric Acid

Answer: Option C

Solution (By JKSSB Mock Tests)

Ernest Solvay patented the ammoniacal brine method in 1861, replacing the more expensive Leblanc soda ash synthesis.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

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Who discovered the element Potassium via electrolytic extraction shortly after isolating Sodium?

A. Humphry Davy

B. Jöns Jacob Berzelius

C. Antoine Lavoisier

D. Michael Faraday

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Correct Answer: Option A

Explanation:
Sir Humphry Davy isolated potassium in 1807 by running current through molten caustic potash ($KOH$).

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Question #2

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The invention of the common mechanical elevator safety brake system was publicly demonstrated at the World's Fair by whom?

A. Elisha Otis

B. James Watt

C. Henry Bessemer

D. Thomas Edison

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Correct Answer: Option A

Explanation:
Otis dramatic demonstration in 1854 involved cutting the platform support rope while standing on it, proving the safety gear worked.

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Question #3

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Who discovered that elements display periodic physical attributes when arranged strictly by atomic weight values?

A. Antoine Lavoisier

B. Dmitri Mendeleev and Julius Lothar Meyer

C. Henry Moseley

D. John Dalton

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Correct Answer: Option B

Explanation:
Mendeleev and Meyer independently formulated structural periodic tables, but Mendeleev gained fame by accurately predicting undiscovered elements.

This question belongs to: Static General Knowledge Inventions and Discoveries

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