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Chemistry Quiz: Bonding, Elements, and Molecules Test

Test your knowledge of chemical bonding, elements, and molecules with this quiz. From covalent and ionic bonds to valence electrons and boiling points, challenge yourself and see how well you understand these concepts.

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Chemistry Quiz: Bonding, Elements, and Molecules Test

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  1. Quiz #1

  2. Question #1 • Which type of bonding is explained by atoms sharing pairs of electrons? • (I) Covalent (II) Ionic • A. both B. Just (I) C. Just (II) D. Neither

  3. Question # 2 • Which has the highest electonegativity? • A. Fluorine B. Sodium • C. Chlorine D. Hydrogen

  4. Question #3 Which element has 3 valence electrons? • A. Fluorine B. Sodium • C. Chlorine D. Aluminum

  5. Question # 4 • Which of the elements listed below exhibit hydrogen bonding when combined with hydrogen? • A. Fluorine B. Sodium • C. Chlorine D. Hydrogen

  6. Question #5 • Which bond/bonds is/are polar? • (I) H– Cl (II) H – H • A. both B. Just (I) C. Just (II) D. Neither

  7. Question #6 • Considering the molar mass of H2O, • its boiling point is • A. Surprisingly low • B. Surprisingly high • C. What one would expect

  8. Question #7 • Which is the correct shape for a molecule of water? • A) square B) pyramid C) bent D) triangular

  9. Question #8 • How many electrons make up a single covalent bond? • A) 1 B) 2 C) 3 D) 4

  10. Question #9 • What type of bonding is present in most liquid compounds? • (I) Covalent (II) Ionic • A. both B. Just (I) C. Just (II) D. Neither

  11. Question #10 • Put the following molecules in order increasing boiling points • (I) KCl (II) CH3-CH2-OH (III) CH4 • A. (I) (II) (III) • B (III) (I) (II) • C (III) (II) (I) • D (II) (III) (I)

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