This quiz works best with JavaScript enabled. Home > Science > Chemistry > Chemistry – Quiz 52 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Chemistry Quiz 52 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the simplest form of matter that retains an elements chemical identity? A) Neutron. B) Atom. C) Electron. D) Quarks. Show Answer Correct Answer: B) Atom. 2. Phase change from a solid to a gas. A) Sublimation. B) Deposition. C) Condensation. D) Evaporation. Show Answer Correct Answer: A) Sublimation. 3. The branch of chemistry that would study and develop new materials that in general do not contain carbon is ..... A) Organic Chemistry. B) Inorganic Chemistry. C) Biochemistry. D) None of above. Show Answer Correct Answer: B) Inorganic Chemistry. 4. How many atoms are present in 6.0 g of carbon? A) 7.04 x 1026 atoms. B) 6.02 x 1024 atoms. C) 3.01 x 1023 atoms. D) 1.55 x 1023 atoms. Show Answer Correct Answer: C) 3.01 x 1023 atoms. 5. What made this periodic table so different to others A) It had less elements. B) It had more elements. C) He left gaps in the table for undiscovered elements. D) It was simple. Show Answer Correct Answer: C) He left gaps in the table for undiscovered elements. 6. Tend to be brittle and shatter when hit with a hammer, poor conductors of heat and electricity, and low luster. A) Metals. B) Metalloids. C) Nonmetals. D) All of the above. Show Answer Correct Answer: C) Nonmetals. 7. What are Extensive Properties? A) A property that depends on the type of matter in a sample, not the amount of matter. B) Characteristics that can be observed/measured without changing the identity of the substance. C) A property that depends on the amount of matter in a sample. D) Changes that do not affect the identity of the substance. Show Answer Correct Answer: C) A property that depends on the amount of matter in a sample. 8. A compound can be physically separated into its elements. A) Always True. B) Sometimes True. C) Never True. D) None of above. Show Answer Correct Answer: C) Never True. 9. Electrons involved in bonding between atoms are A) Valence electrons. B) Inside the nucleus. C) Closest to the nucleus. D) Positively charged. Show Answer Correct Answer: A) Valence electrons. 10. What is the correct name for the following compound? Li2S A) Dilithium monosulfide. B) Lithium disulfide. C) Sulfuric lithate. D) Lithium sulfide. Show Answer Correct Answer: D) Lithium sulfide. 11. Solubility is the A) Ability to be scratched. B) Ability to be hammered into thin sheets. C) How shiny it is. D) Ability to dissolve. Show Answer Correct Answer: D) Ability to dissolve. 12. The branch of Chemistry that study all chemicals containing carbon is called A) Biochemistry. B) Analytical Chemistry. C) Inorganic Chemistry. D) Organic Chemistry. Show Answer Correct Answer: D) Organic Chemistry. 13. All changes in the state of matter of a substance requires A) Vibration. B) Water. C) Permission. D) Energy. Show Answer Correct Answer: D) Energy. 14. Which best explains the difference between an element and a compound? A) Elements cannot occur naturally, while compounds naturally occur. B) Elements have specific properties, while compounds do not have specific properties. C) Elements cannot be broken down, while compounds can because they join together in a specific pattern. D) Elements can be broken down, while compounds cannot because they are composed of two or more mixtures. Show Answer Correct Answer: C) Elements cannot be broken down, while compounds can because they join together in a specific pattern. 15. How many sigma bonds are there in acetylene molecule? A) 1. B) 3. C) 2. D) 5. Show Answer Correct Answer: B) 3. 16. What do we wear to protect our eyes in the lab? A) Lab Aprons. B) Goggles. C) Gloves. D) Closed Toed Shoes. Show Answer Correct Answer: B) Goggles. 17. This group of elements has properties that are opposite those of metals. A) Metalloids. B) Nonmetals. C) Transition metals. D) None of above. Show Answer Correct Answer: B) Nonmetals. 18. The identification of the components and composition of materials refers to ..... A) Biochemistry. B) Physical Chemistry. C) Organic Chemistry. D) Analytical Chemistry. Show Answer Correct Answer: D) Analytical Chemistry. 19. You place a rock on the electronic balance an it measures a mass of 12.38 g. The estimated digit is ..... A) 1. B) 2. C) 3. D) 8. Show Answer Correct Answer: D) 8. 20. What subatomic particles are found in energy levels outside of the nucleus and have a negative charge? A) Protons. B) Neutrons. C) Electrons. D) None of above. Show Answer Correct Answer: C) Electrons. ← 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