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World Famous Chemist Online MCQs with Answers
Who is credited with the discovery of penicillin, the first antibiotic?
a) Marie Curie
b) Rosalind Franklin
c) Alexander Fleming
d) Dmitri Mendeleev
Who formulated the periodic table of elements?
a) Marie Curie
b) Rosalind Franklin
c) Alexander Fleming
d) Dmitri Mendeleev
Who proposed the theory of quantum mechanics and developed the uncertainty principle?
a) Marie Curie
b) Rosalind Franklin
c) Erwin Schrödinger
d) Dmitri Mendeleev
Who discovered radium and polonium and conducted pioneering research on radioactivity?
a) Marie Curie
b) Rosalind Franklin
c) Erwin Schrödinger
d) Dmitri Mendeleev
Who is known as the “father of modern chemistry” and formulated the laws of chemical combination?
a) Antoine Lavoisier
b) Rosalind Franklin
c) Erwin Schrödinger
d) Dmitri Mendeleev
Who developed the concept of atomic theory and the law of multiple proportions?
a) Antoine Lavoisier
b) John Dalton
c) Erwin Schrödinger
d) Dmitri Mendeleev
Who discovered the electron and proposed the plum pudding model of atomic structure?
a) Antoine Lavoisier
b) John Dalton
c) J.J. Thomson
d) Dmitri Mendeleev
Who formulated the laws of thermodynamics and introduced the concept of entropy?
a) Antoine Lavoisier
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who proposed the concept of electronegativity and developed the Pauling scale?
a) Antoine Lavoisier
b) John Dalton
c) Linus Pauling
d) Ludwig Boltzmann
Who is known for his work on the development of the theory of general relativity and the photoelectric effect?
a) Albert Einstein
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who proposed the law of conservation of mass and the law of definite proportions?
a) Antoine Lavoisier
b) John Dalton
c) Linus Pauling
d) Ludwig Boltzmann
Who is known for her work on the X-ray diffraction images of DNA, contributing to the discovery of its structure?
a) Marie Curie
b) Rosalind Franklin
c) Linus Pauling
d) Ludwig Boltzmann
Who developed the theory of general relativity and proposed the famous equation E=mc²?
a) Albert Einstein
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who is known for his work on the development of the quantum theory and the discovery of the Schrödinger equation?
a) Erwin Schrödinger
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who discovered the noble gases and developed the periodic law?
a) Henry Moseley
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who is known for his work on the development of the theory of quantum electrodynamics (QED)?
a) Richard Feynman
b) John Dalton
c) J.J. Thomson
d) Ludwig Boltzmann
Who proposed the concept of oxidation and reduction reactions and developed the electrochemical series?
a) Antoine Lavoisier
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who discovered the existence of isotopes and introduced the concept of atomic number?
a) Henry Moseley
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the concept of aromaticity and the structure of benzene?
a) Friedrich August Kekulé
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who discovered the radioactive elements radium and polonium, and coined the term “radioactivity”?
a) Marie Curie
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the theory of chemical kinetics and reaction rates?
a) Svante Arrhenius
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of coordination compounds and developed the coordination theory?
a) Alfred Werner
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the theory of chromatography and separation techniques?
a) Mikhail Tsvet
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of electronegativity and developed the Mulliken scale?
a) Robert Mulliken
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the concept of chirality and the rules of stereochemistry?
a) Emil Fischer
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of molecular orbitals and developed the molecular orbital theory?
a) Robert Mulliken
b) John Dalton
c) Linus Pauling
d) Humphry Davy
Who is known for his work on the development of the principles of chemical equilibrium and the law of mass action?
a) Henry Le Chatelier
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who discovered the principles of catalysis and developed the concept of catalysts?
a) Wilhelm Ostwald
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the theory of photochemistry and the laws of photochemical reactions?
a) G.N. Lewis
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the Lewis dot structure and developed the concept of electron pairs in chemical bonding?
a) G.N. Lewis
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the concept of entropy and the third law of thermodynamics?
a) J. Willard Gibbs
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of valence and developed the valence bond theory?
a) Linus Pauling
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the principles of chemical kinetics and the Arrhenius equation?
a) Svante Arrhenius
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of resonance and developed the resonance theory?
a) Linus Pauling
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the concept of acid-base chemistry and the Bronsted-Lowry theory?
a) Johannes Nicolaus Brønsted
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of aromatic compounds and developed the Huckel’s rule?
a) Erich Hückel
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the concept of oxidation numbers and the redox reactions?
a) Linus Pauling
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of reaction mechanisms and developed the field of chemical kinetics?
a) Peter Debye
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who is known for his work on the development of the principles of crystallography and the Bragg’s law?
a) William Lawrence Bragg
b) John Dalton
c) J.J. Thomson
d) Humphry Davy
Who proposed the concept of hybridization and developed the hybrid orbital theory?
a) Linus Pauling
b) John Dalton
c) J.J. Thomson
d) Humphry Davy