Review Questions Ch1-4

Review Questions Ch1-4 - Review Questions Ch1-4 Chapter 1 1...

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Review Questions Ch1-4 Chapter 1 1. _______ makes up the nucleus of an atom a. Protons and Electrons b. Protons and neutrons c. DNA and RNA d. Neutrons and electrons e. DNA only 2. Living organisms are composed mainly of which atoms a. Calcium, hydrogen, nitrogen, and oxygen b. Carbon, hydrogen, nitrogen, and oxygen c. Hydrogen, nitrogren, oxygen, and helium d. Carbon, helium, nitrogen, and oxygen e. Carbon, calcium, hydrogen, and oxygen 3. The ability of an atom to attract electrons in a bond with another atom is termed its a. Hydrophobicity b. Electronegativity c. Solubility d. Valence e. Both a and b 4. Hydrogen bonds differ from covalent bonds in that a. Covalent bonds can form between any type of atom and hydrogen bonds form only between H and O b. Covalent bonds involve sharing of electrons and hydrogen bonds involve the complete transfer of electrons c. Covalent bonds result from equal sharing of electrons but hydrogen bonds involve unequal sharing of electrons d. Covalent bonds involve sharing of electrons between atoms but hydrogen
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This note was uploaded on 10/25/2011 for the course CHEM 101 taught by Professor Jacob during the Spring '11 term at Tulane.

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Review Questions Ch1-4 - Review Questions Ch1-4 Chapter 1 1...

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