Who discovered laughing gas...? Mcqs

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Latest MCQs

Who discovered laughing gas...?

(A) Joseph Priestley
(B) Humphry Davy

(C) Carl Wilhelm Scheele
(D) None of these

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Latest MCQs

When was the Sui Gas discovered in Pakistan...?

(A) 1951
(B) 1952

(C) 1953
(D) 1954

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Latest MCQs

Christopher Columbus who discovered America was...?

(A) Spanish
(B) Italian

(C) Dutch
(D) French

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