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Chemistry Quiz
Chemistry · Timed
20 questions · 10 min timer · Instant feedback
Chemistry is the science that explains what everything around us is made of and how substances change. From the air we breathe and the water we drink to medicines, food, and modern...
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All 20 questions in this Chemistry quiz
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Which element is known as the 'King of Chemicals'?
- A. Oxygen
- B. Sulfuric Acid
- C. Hydrogen
- D. Nitrogen
-
What is the pH of a strong acid?
- A. 1
- B. 7
- C. 14
- D. 10
-
Which acid is found in vinegar?
- A. Formic Acid
- B. Citric Acid
- C. Tartaric Acid
- D. Acetic Acid
-
What is the chemical formula for Baking Soda?
- A. Na2CO3
- B. NaHCO3
- C. NaOH
- D. NaCl
-
What are the basic building blocks of proteins, consisting of an amino group and a carboxyl group?
- A. Nucleotides
- B. Fatty Acids
- C. Amino Acids
- D. Monosaccharides
-
What is the force that opposes motion?
- A. Gravity
- B. Friction
- C. Inertia
- D. Tension
-
The process of 'rusting' is a common example of which type of chemical reaction?
- A. Oxidation
- B. Reduction
- C. Acid-Base
- D. Substitution
-
Which element has the atomic number 1?
- A. Carbon
- B. Oxygen
- C. Hydrogen
- D. Helium
-
Who is known for the equation E=mc^2?
- A. Albert Einstein
- B. Nikola Tesla
- C. Isaac Newton
- D. Marie Curie
-
Which element exists in several allotropic forms including diamond, graphite, and fullerenes?
- A. Silicon
- B. Sulfur
- C. Carbon
- D. Phosphorus
-
What is the name of a substance that increases the rate of a chemical reaction without undergoing any permanent chemical change itself?
- A. Inhibitor
- B. Catalyst
- C. Reactant
- D. Solvent
-
Which element is used in the manufacture of matches?
- A. Sulfur
- B. Magnesium
- C. Phosphorus
- D. Potassium
-
What is acceleration due to gravity (m/s^2)?
- A. 9.8
- B. 10
- C. 8.9
- D. 9.2
-
What is the process of cell division for reproduction called?
- A. Budding
- B. Fission
- C. Meiosis
- D. Mitosis
-
Who developed the Three Laws of Motion?
- A. Newton
- B. Einstein
- C. Pascal
- D. Galileo
-
Which block of the periodic table contains elements like Iron, Gold, and Copper, known for their ability to form multiple oxidation states?
- A. s-block
- B. p-block
- C. d-block
- D. f-block
-
What is the atomic number of Oxygen?
- A. 9
- B. 8
- C. 6
- D. 7
-
What is the atomic number of Carbon?
- A. 6
- B. 8
- C. 4
- D. 12
-
What is the chemical formula for Chalk?
- A. CaO
- B. Ca(OH)2
- C. CaCl2
- D. CaCO3
-
How many valence electrons does an atom of Oxygen (atomic number 8) typically have in its outer shell?
- A. 2
- B. 4
- C. 6
- D. 8