This quiz works best with JavaScript enabled. Home > Science > Chemistry > Chemistry – Quiz 37 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Chemistry Quiz 37 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. At room temperature, the solubility of which solute in water would be most affected by a change in pressure? A) Methanol (l). B) Sugar (s). C) Carbon dioxide (g). D) Sodium nitrate (s). Show Answer Correct Answer: C) Carbon dioxide (g). 2. Carbon has an atomic number of 6. The number of electrons found in the first shell is A) 2. B) 4. C) 6. D) 8. Show Answer Correct Answer: A) 2. 3. How many moles are there in 24.0 grams of FeF3? A) 12.6 moles. B) .213 moles. C) 4.70 moles. D) .684 moles. Show Answer Correct Answer: B) .213 moles. 4. Which two sub-atomic particles are located in the nucleus of an atom? A) Proton and Neutron. B) Proton and Electron. C) Electron and Neutron. D) None of above. Show Answer Correct Answer: A) Proton and Neutron. 5. In the CHNOPS abbreviation, what does the N stand for? A) Nickel. B) Nitrogen. C) Nitrous Oxide. D) Neon. Show Answer Correct Answer: B) Nitrogen. 6. Which two subatomic particles are found in the nucleus of an atom A) Protons and electrons. B) Protons & neutrons. C) Neutrons & electrons. D) None of above. Show Answer Correct Answer: B) Protons & neutrons. 7. What kind of bonds equally share electrons? A) Polar-covalent. B) Covalent. C) Hydrogen. D) Ionic. Show Answer Correct Answer: B) Covalent. 8. Acids react with A) Water to produce bases and salts. B) Salts to produce bases and water. C) Neither bases, salt nor water. D) Bases to produce salt and water. Show Answer Correct Answer: D) Bases to produce salt and water. 9. ..... are found inside the nucleus of an atom. A) Protons only. B) Protons and neutrons. C) Protons, neutrons, electrons. D) Electrons only. Show Answer Correct Answer: B) Protons and neutrons. 10. Which is used in preparation of dynamite? A) Glycol. B) Glycerol. C) Ethyl alcohol. D) Methyl alcohol. Show Answer Correct Answer: B) Glycerol. 11. Which of the following is a compound? A) Water. B) Oxygen. C) Chlorine. D) Aluminum. Show Answer Correct Answer: A) Water. 12. If too much carbon dioxide accumulates in cells and tissues A) Cell membranes will rupture. B) The pH will increase. C) The pH will decrease. D) Cell membranes will shrivel. Show Answer Correct Answer: C) The pH will decrease. 13. The total number of proton and neutron tells the ..... of an atom A) Atomic mass. B) Atomic number. C) Electron configuration. D) Isotope. Show Answer Correct Answer: A) Atomic mass. 14. If an atom has 35 protons in the nucleus, how many electrons will it have orbiting outside the nucleus. A) 35. B) 25. C) 5. D) None of above. Show Answer Correct Answer: A) 35. 15. A type of matter with uniform composition and properties is A) Matter. B) A substance. C) Plasma. D) Mixture. Show Answer Correct Answer: B) A substance. 16. Which of the following is the smallest in size? A) K. B) Na. C) Li. D) Cs. Show Answer Correct Answer: C) Li. 17. What is the general formula for saturated hydrocarbons? A) CnH2n. B) CnH2n+1. C) CnHn+1. D) CnH2n+2. Show Answer Correct Answer: D) CnH2n+2. 18. The heat energy produced when the human body metabolises 1 gram of fat is A) 1 KJ. B) 29 KJ. C) 30 KJ. D) 39 KJ. Show Answer Correct Answer: D) 39 KJ. 19. A solution containing solute that is more than what the given solvent can dissolve A) Solution. B) Unsaturated solution. C) Supersaturated solution. D) Saturated solution. Show Answer Correct Answer: C) Supersaturated solution. 20. Due to rusting the weight of iron A) Increases. B) Decreases. C) Uncertain. D) Remains the same. Show Answer Correct Answer: A) Increases. ← PreviousNext →Related QuizzesScience QuizzesChemistry Quiz 1Chemistry Quiz 2Chemistry Quiz 3Chemistry Quiz 4Chemistry Quiz 5Chemistry Quiz 6Chemistry Quiz 7Chemistry Quiz 8Chemistry Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books