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4

What is the chemical formula for hydrogen peroxide?

A. H2O2

B. CO2

C. NaCl

D. CH4

Correct Answer :

A. H2O2


Related Questions

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4

What is the chemical symbol for iron?

A. I

B. Fe

C. Ir

D. In

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4

Who is the author of To Kill a Mockingbird?

A. F. Scott Fitzgerald

B. Harper Lee

C. George Orwell

D. J.K. Rowling

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4

What is the chemical symbol for silver?

A. Si

B. Ag

C. Sn

D. Sr

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4

Who wrote the play Macbeth?

A. William Shakespeare

B. Charles Dickens

C. Jane Austen

D. Mark Twain

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4

Which planet is known as the Evening Star?

A. Mars

B. Venus

C. Jupiter

D. Saturn

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4

Who painted Starry Night?

A. Claude Monet

B. Vincent van Gogh

C. Pablo Picasso

D. Salvador Dal�

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Who painted Guernica?

A. Vincent van Gogh

B. Pablo Picasso

C. Leonardo da Vinci

D. Claude Monet

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Which planet is known as the Ringed Planet?

A. Saturn

B. Neptune

C. Uranus

D. Jupiter

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Who painted The Last Supper?

A. Vincent van Gogh

B. Leonardo da Vinci

C. Pablo Picasso

D. Claude Monet

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4

Who was the first woman to fly solo across the Atlantic Ocean?

A. Amelia Earhart

B. Bessie Coleman

C. Sally Ride

D. Valentina Tereshkova

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4

What is the chemical symbol for calcium carbonate?

A. CaCO3

B. CACO3

C. Ca2CO3

D. CaCO2

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4

Who developed the theory of special relativity?

A. Isaac Newton

B. Albert Einstein

C. Max Planck

D. Niels Bohr

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4

Who wrote the play A Streetcar Named Desire?

A. Tennessee Williams

B. Arthur Miller

C. Anton Chekhov

D. Henrik Ibsen

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4

Which famous scientist developed the theory of relativity?

A. Isaac Newton

B. Albert Einstein

C. Marie Curie

D. Galileo Galilei

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4

What is the chemical symbol for water?

A. O2

B. H2O

C. CO2

D. CH4

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4

What is the chemical formula for sulfuric acid?

A. H2SO4

B. HCl

C. CH3COOH

D. NaOH

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4

Which gas is known as the silent killer due to its odorless and colorless nature?

A. Carbon Monoxide

B. Nitrogen

C. Oxygen

D. Sulfur Dioxide

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4

What is the smallest prime number?

A. 0

B. 1

C. 2

D. 3

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4

What is the process by which plants release water vapor through their leaves?

A. Transpiration

B. Respiration

C. Photosynthesis

D. Evaporation

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4

What is the chemical symbol for potassium?

A. K

B. P

C. Po

D. Ka

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4

Who was the first person to reach the summit of Mount Everest?

A. Sir Edmund Hillary

B. Tenzing Norgay

C. Reinhold Messner

D. Junko Tabei

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4

Which planet is known as the Red Planet?

A. Venus

B. Mars

C. Jupiter

D. Saturn

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4

Which gas is essential for respiration in humans?

A. Nitrogen

B. Oxygen

C. Carbon Dioxide

D. Hydrogen

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4

Who wrote the novel 1984?

A. George Orwell

B. Aldous Huxley

C. F. Scott Fitzgerald

D. J.K. Rowling

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4

What is the process by which plants make their own food using sunlight?

A. Respiration

B. Photosynthesis

C. Fermentation

D. Digestion

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4

What is the chemical formula for water?

A. H2O

B. CO2

C. NaCl

D. CH4

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4

What is the chemical formula for sodium bicarbonate?

A. NaCO2

B. NaCl

C. Na2CO3

D. NaHCO3

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4

What is the chemical formula for vinegar?

A. CH3COOH

B. NaOH

C. H2SO4

D. HCl

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4

Who developed the theory of evolution by natural selection?

A. Charles Darwin

B. Gregor Mendel

C. Albert Einstein

D. Isaac Newton

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4

Who was the first woman to fly solo across the Atlantic Ocean?

A. Amelia Earhart

B. Bessie Coleman

C. Sally Ride

D. Valentina Tereshkova