This quiz works best with JavaScript enabled. Home > Science > Chemistry > Chemistry – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Chemistry Quiz 17 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Protons + ..... = atomic mass A) Electrons. B) Neutrons. C) Neither. D) None of above. Show Answer Correct Answer: B) Neutrons. 2. ..... bonding is when 2 atoms share a pair of electrons. When an atom gives away or takes an extra electron, it has an overall negative of positive charge and is called an ..... A) Ionic, Element. B) Ionic, Ion. C) Covalent, Element. D) Covalent, Ion. Show Answer Correct Answer: D) Covalent, Ion. 3. A pure substance that is made up of only one kind of atom A) Mixture. B) Compound. C) Element. D) Molecule. Show Answer Correct Answer: C) Element. 4. The hardest form of carbon is A) Coke. B) Graphite. C) Charcoal. D) Diamond. Show Answer Correct Answer: D) Diamond. 5. The electrons in the outermost energy level are called A) Neutrons. B) Protons. C) Valence electrons. D) Isotopes. Show Answer Correct Answer: C) Valence electrons. 6. The substance getting dissolved A) Solvent. B) Solute. C) Solution. D) Mixture. Show Answer Correct Answer: B) Solute. 7. What unit do you use to measure Thermal Energy? A) J/Kg $^ \circ$C. B) Kg. C) $^ \circ$C. D) J. Show Answer Correct Answer: D) J. 8. Which type of reaction is:8 Ag2S $\rightarrow$ 8 S + 16 Ag A) Synthesis. B) Decomposition. C) Single Displacement. D) Double Displacement. Show Answer Correct Answer: B) Decomposition. 9. T shell of an atom can hold maximum of A) 2. B) 4. C) 6. D) 8. Show Answer Correct Answer: A) 2. 10. The function of this carbohydrates is a storage form for excess glucose in the liver and skeletal muscles A) Sucrose. B) Ribose. C) Cellulose. D) Glycogen. Show Answer Correct Answer: D) Glycogen. 11. What type of particle is:Ag A) Atom. B) Molecule. C) Formula Unit. D) Ion. Show Answer Correct Answer: A) Atom. 12. The material which can be deformed permanently by heat and pressure is called a A) Polymer. B) Thermoset. C) Thermoplastic. D) Chemical compound. Show Answer Correct Answer: B) Thermoset. 13. A measure of how difficult it is to break the surface of a liquid because of hydrogen bonds A) Surface tension. B) Adhesion. C) Hydrophilic. D) Heat of vaporization. Show Answer Correct Answer: A) Surface tension. 14. Ions are A) Atoms with a positive or negative charge. B) Atoms with no charge. C) Atoms with ONLY a positive charge. D) Atoms with ONLY a negative charge. Show Answer Correct Answer: A) Atoms with a positive or negative charge. 15. The inexpensive and commonly used variety of glass is called soda glass. It is called so because A) Is made using soda lime. B) Is made using soda(sodium carbonate). C) Was initially used for storing sodium carbonate. D) Was used initially for making bottles of soda(carbonated drink). Show Answer Correct Answer: B) Is made using soda(sodium carbonate). 16. A large, folded chain of amino acids. A) Protein. B) Steroid. C) Monosaccharide. D) Enyzme. Show Answer Correct Answer: A) Protein. 17. Iron reacts with oxygen to form iron oxide (rust). Which of the following is the correct word equation? A) Iron oxide $\rightarrow$ iron + oxygen. B) Iron + oxygen $\rightarrow$ iron oxide. C) Iron-$\rightarrow$ Iron oxide. D) Iron oxide-$\rightarrow$ oxygen. Show Answer Correct Answer: B) Iron + oxygen $\rightarrow$ iron oxide. 18. What is an electron? A) A positively charged particle. B) A negatively charged particle. C) A neutral particle. D) None of above. Show Answer Correct Answer: B) A negatively charged particle. 19. What type of bond is formed when a positive ion and negative ion stick together? A) Covalent Bond. B) Ionic Bond. C) Water Bond. D) Hydrogen Bond. Show Answer Correct Answer: B) Ionic Bond. 20. Rare gases are A) At atomic. B) Tri atomic. C) Mono atomic. D) None of above. Show Answer Correct Answer: B) Tri atomic. ← 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