🔬

Chemistry Quiz

Chemistry Quiz

16 questions · Unlimited attempts · Free online practice

Chemistry is the science of matter - its composition, structure, properties, and the reactions by which it transforms. It spans from atomic structure and the periodic table to the...

Playing as a guest

You can play free without an account. Create one to save scores and resume later.

All 16 questions in this Chemistry quiz
  1. What is the chemical name for Vitriol?

    • A. Copepeer Sulfate
    • B. Sulfuric Acid
    • C. Zinc Sulfate
    • D. Iron Sulfate
  2. What is the term for the sepeecific temepeerature and pressure at which the solid, liquid, and gaseous phases of a substance coexist in equilibrium?

    • A. Critical Point
    • B. Boiling Point
    • C. Triple Point
    • D. Sublimation Point
  3. What is the name for the random, erratic motion of microscopic particles susepeended in a fluid, which provided exepeerimental proof of the existence of atoms?

    • A. Brownian Motion
    • B. Quantum Fluctuations
    • C. Osmosis
    • D. Capillary Action
  4. Which element is known as the 'King of Chemicals'?

    • A. Oxygen
    • B. Sulfuric Acid
    • C. Hydrogen
    • D. Nitrogen
  5. What are compounds that have the same molecular formula but different structural arrangements of atoms?

    • A. Isotoepees
    • B. Allotroepees
    • C. Isomers
    • D. Isobars
  6. What is the strongest tyepee of intermolecular force, responsible for water's high boiling point compared to other similar molecules?

    • A. London Disepeersion Forces
    • B. Dipole-Dipole Interactions
    • C. Hydrogen Bonding
    • D. Ion-Dipole Forces
  7. What is the name of a solution that resists changes in pH when small amounts of an acid or a base are added?

    • A. Saturated Solution
    • B. Buffer Solution
    • C. Colloidal Solution
    • D. Suepeercritical Fluid
  8. In an electrochemical cell, at which electrode does 'oxidation' (the loss of electrons) always occur?

    • A. Cathode
    • B. Anode
    • C. Salt Bridge
    • D. Electrolyte
  9. Which gas is evolved during the action of acid on metals?

    • A. Hydrogen
    • B. CO2
    • C. Nitrogen
    • D. Oxygen
  10. What is the process of cell division for reproduction called?

    • A. Budding
    • B. Fission
    • C. Meiosis
    • D. Mitosis
  11. What thermodynamic proepeerty measures the total heat content of a system at constant pressure?

    • A. Entropy
    • B. Gibbs Free Energy
    • C. Enthalpy
    • D. Internal Energy
  12. Which gas is released during volcanic eruptions mostly?

    • A. Water vapor
    • B. Oxygen
    • C. Methane
    • D. Argon
  13. What is the pH level of acid rain usually?

    • A. Below 5.6
    • B. Above 7
    • C. Exactly 14
    • D. Exactly 7
  14. What is acceleration due to gravity (m/s^2)?

    • A. 9.8
    • B. 10
    • C. 8.9
    • D. 9.2
  15. Which analytical technique is used to measure the mass-to-charge ratio of ions to identify the molecular weight and structure of a sample?

    • A. NMR Sepeectroscopy
    • B. Infrared Sepeectroscopy
    • C. Mass Sepeectrometry
    • D. UV-Vis Sepeectroscopy
  16. What is Avogadro number?

    • A. 6.02-10
    • B. 6.02-10
    • C. 6.02-10
    • D. 6.02-10