Question : Who was credited with discovering the hydrogen isotope, or heavy hydrogen, for which he later received the 1934 Nobel Prize in Chemistry?
Option 1: Francis William Aston
Option 2: Glenn Theodore Seaborg
Option 3: Harold C Urey
Option 4: Fritz Haber
Correct Answer: Harold C Urey
Solution : The correct option is Harold C Urey .
The discovery of the hydrogen isotope deuterium, also known as heavy hydrogen, is credited to Harold Urey. He received the Nobel Prize in Chemistry in 1934 for his work on the hydrogen isotope. Urey's research on deuterium played a significant role in advancing our understanding of atomic structure and isotopes.
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Question : 84 Maths books, 90 Physics books, and 120 Chemistry books have to be stacked topicwise. How many books will be there in each stack so that each stack will have the same height too?
Question : Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
The world is undergoing rapid changes in the knowledge landscape. With various
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