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College Molecules and Compounds Questions

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College Molecules and Compounds
Chemically joining two or more atoms forms a(n):
  1. acid
  2. molecule
  3. mixture
  4. solvent
College Molecules and Compounds
Water's polarity
  1. is due to its hydrogen atoms having a greater love for the shared electrons than the oxygen atom does
  2. is the result of the oxygen atom being more electronegative than the hydrogen atoms are
  3. is due to the formation of ionic bonds between the oxygen and hydrogen atoms
  4. makes it possible for lipids to easily dissolve in it
College Molecules and Compounds
Which of the following statements regarding oxygen atoms in a water molecule is true?
  1. Oxygen is more positively charged than the hydrogen atoms are
  2. Oxygen attracts elements less strongly than the hydrogen atoms do
  3. Oxygen is more electronegative than the hydrogen atoms are
  4. Oxygen is electrically neutral
  5. An oxygen atom in one water molecule is attracted to the oxygen atom of a neighboring water molecule
College Molecules and Compounds
Which of the following describes -COOH?
  1. carboxyl
  2. carbonyl
  3. hydroxyl
College Molecules and Compounds
What are functional groups?
College Molecules and Compounds
Given that R represents the alkyl group, which of the following represents the general formula of silicons?
  1. SiR2O
  2. SiO2R
  3. SiOR
  4. Si2OR