General Knowledge

Who discovered the neutron in 1932?

A) Niels Bohr
B) James Chadwick
C) Enrico Fermi
D) J.J. Thomson
James Chadwick discovered the neutron in 1932, completing the model of atomic structure and earning the Nobel Prize in Physics.
This Answer is ✓ Verified and cross checked by Wasim Abbas and was last updated on May 11, 2026
General Knowledge

Which element has atomic number 79?

A) Silver
B) Gold
C) Platinum
D) Mercury
General Knowledge

What is the chemical symbol for lead?

A) Ld
B) Pb
C) Le
D) Pm
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General Knowledge

Who introduced the heliocentric model formally in 1543?

A) Galileo
B) Copernicus
C) Kepler
D) Newton
General Knowledge

What is considered the oldest continuously inhabited city in the world?

A) Jerusalem
B) Damascus
C) Athens
D) Varanasi
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General Knowledge

Which ancient philosopher was teacher of Alexander the Great?

A) Socrates
B) Plato
C) Aristotle
D) Pythagoras

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