This quiz works best with JavaScript enabled. Home > Science > Chemistry > Chemistry – Quiz 46 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Chemistry Quiz 46 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The symbol "H" represents which element? A) Helium. B) Hydrogen. C) Hopium. D) Hexagen. Show Answer Correct Answer: B) Hydrogen. 2. What device would you use to measure the mass of an object? A) None of these. B) Spring scale. C) Bathroom scale. D) Balance. Show Answer Correct Answer: D) Balance. 3. As you and your lab partner mix two clearsolutions during a science experiment, a red solid forms. What is this solidcalled? A) A condensate. B) A hydrate. C) A precipitate. D) A particulate. Show Answer Correct Answer: C) A precipitate. 4. If a chemical splashes in your eyes, you should immediately use the A) Emergency Shower. B) Chemical Spill Kit. C) Emergency Eyewash Station. D) Escape Route. Show Answer Correct Answer: C) Emergency Eyewash Station. 5. How many sig figs are there? 0.00400 A) 1. B) 3. C) 5. D) 6. Show Answer Correct Answer: B) 3. 6. In a periodic table, rows are called A) Groups. B) Families. C) Periods. D) Columns. Show Answer Correct Answer: C) Periods. 7. Fe is the chemical symbol for the element. A) Iron. B) Flourine. C) Lead. D) Francium. Show Answer Correct Answer: A) Iron. 8. Applies the theories of physics to the study of reactions and properties of matter. A) Physical chemistry. B) Organic chemistry. C) Inorganic chemistry. D) Biochemistry. E) Analytical chemistry. Show Answer Correct Answer: A) Physical chemistry. 9. State of matter that has no definite shape, but has a definite volume A) Gas. B) Liquid. C) Solid. D) None of above. Show Answer Correct Answer: B) Liquid. 10. Which of the following is NOT a result of high-fat diet A) High Cholesterol. B) Improved circulation. C) Heart Disease. D) Obesity. Show Answer Correct Answer: B) Improved circulation. 11. What is the correct formula for the compound Phosphorus tribromide? A) P3Br. B) PBr. C) PBr3. D) Br3P. Show Answer Correct Answer: C) PBr3. 12. The mass of $ CO_2$ is $ 44g$ . Then the molar mass of $ 1\ mole$ of $ CO_2$ will be: A) 44. B) 22. C) 88. D) None of above. Show Answer Correct Answer: A) 44. 13. How many elements are in NaCl? A) 2. B) 3. C) 1. D) 4. Show Answer Correct Answer: A) 2. 14. A mixture that is so evenly mixed you can't see the parts. Such as Kool-Aid A) Homogeneous Mixture. B) Heterogeneous Mixture. C) Pure Substance. D) None of above. Show Answer Correct Answer: A) Homogeneous Mixture. 15. Most suitable element and most widely accepted standard unit for the measurement of atomic mass A) Oxygen. B) Carbon. C) Nitrogen. D) None of above. Show Answer Correct Answer: B) Carbon. 16. How do covalent bonds form? A) Donating & receiving valence e-between atoms. B) Opposite slight charges attract each other between compounds. C) Scientists are still not sure how they form. D) Sharing valence e-between atoms. Show Answer Correct Answer: D) Sharing valence e-between atoms. 17. Identifies an unknown through by determining its composition. A) Analytical. B) Physical. C) Organic. D) Biochemistry. Show Answer Correct Answer: A) Analytical. 18. What charge does the nucleus have and why? A) Positive-the neutrons do not have a charge. B) Positive-the neutrons and protons are positively charged particles. C) Neutral-the neutral charge dominates the positive charge. D) Neutral-electrons cancel out the positive charge of the atom. Show Answer Correct Answer: A) Positive-the neutrons do not have a charge. 19. If a mixture has components you can see it is a ..... A) Solution. B) Compound. C) Homogeneous mixture. D) Heterogeneous mixture. Show Answer Correct Answer: D) Heterogeneous mixture. 20. How many carbon atoms are in ethane? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 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