Medical Entrance Exam (University of Iceland) · Chemistry

General, organic and biochemistry

33 practice questions, each with the answer and an explanation.

Practise General, organic and biochemistry now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 33 questions

  1. What is the electronic configuration of a neutral oxygen atom?
  2. Which type of bond is formed by the sharing of electron pairs?
  3. Which of the following molecules has a bent shape?
  4. What is the hybridisation of carbon in ethene?
  5. Which intermolecular force is responsible for the high boiling point of water?
  6. What is the pH of a neutral solution at 25 degrees Celsius?
  7. Which of the following is a buffer solution?
  8. What is the effect of a catalyst on a reaction?
  9. According to Le Chatelier's principle, increasing the concentration of a reactant shifts the equilibrium:
  10. What is the oxidation state of nitrogen in nitric acid, HNO3?
  11. Which functional group is characteristic of alcohols?
  12. Which functional group is characteristic of carboxylic acids?
  13. Which reaction produces an ester?
  14. Which of the following is a primary amine?
  15. What type of isomerism do butan-1-ol and butan-2-ol show?
  16. Which compound has a chiral centre?
  17. Which of the following is a reducing sugar?
  18. Which amino acid contains sulfur?
  19. What type of bond forms between two cysteine residues in a protein?
  20. Which lipid component is a three-carbon alcohol?
  21. What is the formula of glucose?
  22. How many moles of oxygen atoms are in 2 mol of CO2?
  23. What volume does 1 mol of an ideal gas occupy at STP?
  24. Which of the following solutions has the highest pH?
  25. Which of the following is an example of a strong electrolyte?
  26. Which process separates a mixture based on differences in boiling points?
  27. What is the name of the process in which a solid changes directly into a gas?
  28. Which of the following elements is a halogen?
  29. Which of the following is a noble gas?
  30. Which of the following is an alkali metal?
  31. What is the atomic number of carbon?
  32. What happens to atomic radius across a period from left to right?
  33. Which element has the highest electronegativity?

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