ection: Mo

Notes

Section: Molecular and Chemical Concepts 5. Two atoms sharing electrons could be called: • a. Hydrogen Ion • b. Molecule (Correct) • c. Electrons • d. Nucleus 6. A non-polar molecule is: • a. A molecule that does not share electrons • b. A molecule that shares electrons unequally • c. A molecule that shares electrons equally (Correct) • d. Water 7. Which of the following is polar? • a. Oil • b. Wax • c. Water (Correct) • d. Oxygen gas 8. Which of the following makes a substance acidic? • a. A pH greater than 7 • b. Hydroxide ions (Incorrect) • c. Hydrogen ions (Correct) • d. Sharing electrons unequally 9. Which of the following makes a substance basic? • a. Sharing electrons equally • b. Sharing electrons unequally • c. Hydroxide ions (Correct) • d. Hydrogen ions (Incorrect) 10. Describe what a Hydroxide ion looks like: • Student Answer: A single negatively charged molecule consisting of one oxygen atom and one hydrogen atom bonded together. (Incorrect) 11. Describe what a Hydrogen ion looks like: • Student Answer: One atom of hydrogen that is positively charged. (Incorrect) Section: pH Scale and Indicators 12. Whic...