This quiz works best with JavaScript enabled. Home > Science > Chemistry > Chemistry – Quiz 51 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Chemistry Quiz 51 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Chemists who study the chemistry of living organisms work in the field of ..... A) Analytical chemistry. B) Physical chemistry. C) Organic chemistry. D) Biochemistry. Show Answer Correct Answer: D) Biochemistry. 2. The substance that is dissolved by the solvent in a solution is called the A) Colloid. B) Suspension. C) Solution. D) Solute. Show Answer Correct Answer: D) Solute. 3. The branch of Chemistry which deals with substances containing $ carbon$ is called ..... A) Organic. B) Inorganic. C) Industrial. D) Analytical $ carbon$. Show Answer Correct Answer: A) Organic. 4. Define a Chemical Property A) A property which depends on the objects size or matter. B) A property of matter not involving in its manifestation a chemical change. C) A property or behavior of a substance which undergoes a chemical change or reaction. D) A property which makes the object smell or taste different. Show Answer Correct Answer: C) A property or behavior of a substance which undergoes a chemical change or reaction. 5. Mass is measured in the base unit of ..... A) Grams. B) Gramps. C) Pounds. D) Newtons. Show Answer Correct Answer: A) Grams. 6. An ion with a negative charge. A) Cation. B) Anion. C) Isotope. D) Electrode. Show Answer Correct Answer: B) Anion. 7. Which element is a poor conductor of electricity, unmalleable and a non-metal? A) Calcium (Ca). B) Iron (Fe). C) Aluminum (Al). D) Chlorine (Cl). Show Answer Correct Answer: D) Chlorine (Cl). 8. What are the three particles that make up all atoms? A) Protons, neutrons, and isotopes. B) Neutrons, isotopes, and electrons. C) Positive, negative, and neutrals. D) Protons, neutrons, and electrons. Show Answer Correct Answer: D) Protons, neutrons, and electrons. 9. Chemistry is the scientific study of ....., its properties and reactions to form new substances. A) Substance. B) Elements. C) Laws. D) Matter. Show Answer Correct Answer: D) Matter. 10. The ability or inability of a substance to combine with or change into one or more new substances A) Physical change. B) Physical property. C) Chemical change. D) Chemical property. Show Answer Correct Answer: D) Chemical property. 11. Finding out how much nitrogen is in a sample of air A) Organic. B) Inorganic. C) Analytical. D) Physical. Show Answer Correct Answer: C) Analytical. 12. Which kind of pesticide controls weeds? A) Fungicide. B) Herbicide. C) Fungicide. D) Rodenticide. Show Answer Correct Answer: B) Herbicide. 13. Formed when 2 or more different elements are joined together chemically A) Element. B) Mixture. C) Compound. D) Mass. Show Answer Correct Answer: C) Compound. 14. An ice cube is put into a heated pan. What will most likely happen to the molecules in the ice as the ice is heated A) The molecules will begin to move slower. B) The molecules will begin to move faster. C) The molecules will begin to increase in density. D) The molecules will begin to condense in the air. Show Answer Correct Answer: B) The molecules will begin to move faster. 15. Zane is making a chart of compounds that are found in the human body. What is the most common compound found in the human body? A) H2O. B) CO2. C) Sodium Bicarbonate (baking soda). D) NaCl (table Salt). Show Answer Correct Answer: A) H2O. 16. Unstable nuclei that emit rays or particles to become stable are said to? ? ? A) Radioactive. B) React. C) Isotopes. D) Decay. Show Answer Correct Answer: D) Decay. 17. What is the chemical formula for Nitrogen Trioxide? A) N3O. B) (NO)3. C) NO3. D) N3O3. Show Answer Correct Answer: C) NO3. 18. Wax is an example of a ..... A) Lipid. B) Carbohydrate. C) Nucleic acid. D) Protein. Show Answer Correct Answer: A) Lipid. 19. The only sure evidence for a chemical reaction is: A) The formation of a gas. B) The production of one or more new substances. C) A color change. D) Changes in properties. Show Answer Correct Answer: B) The production of one or more new substances. 20. What is the charge of Mg? A) +1. B) 3. C) -2. D) 2. Show Answer Correct Answer: D) 2. ← 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