Hi! Can you tell me if I chose the right options for my chemistry homework? My answers are at the bottom.
1. Electrostatic interaction is important for which type of bond?
A. ionic bond
B. triple covalent bond
C. single covalent bond
D. double covalent bond
2. When an atom gains or loses valence electrons and becomes charged, it is known as a(n) _____.
A. covalent bond
B. attraction
C. ion
D. neutral
3. When an atom loses electrons, its charge becomes _____.
A. neutral
B. positive
C. negative
D. indeterminate
4. When an atom gains electrons, its charge becomes _____.
A. positive
B. neutral
C. negative
D. indeterminate
5. An atom that has lost electrons and has become positively charged is called a(n) _____.
A. anion
B. covalent bond
C. cation
D. valence electron
6. An atom that has gained electrons and has become negatively charged is called a(n) _____.
A. covalent bond
B. valence electron
C. cation
D. anion
7. Three dimensional networks made by cations and anions surrounding each other are --
A. ionic solids
B. ionic liquids
C. single covalent bonds
D. double covalent bonds
8. Strong attractive forces that keep atoms connected together are called _____.
A. valence electrons
B. chemical bonds
C. cations
D. anions
9. Which of the following is NOT a type of bonding that occurs between atoms?
A. covalent bonding
B. metallic bonding
C. ionic bonding
D. All of these are types of bonding that occurs between atoms
10. A discrete unit of atoms that are bonded together is a(n) _____.
A. electron
B. anion
C. molecule
D. cation
11. A covalent bond is a bond between atoms that --
A. are all metals
B. have a shared pair of electrons
C. have different electrical charge
D. all of the above
12. How many electrons are shared between atoms in a double covalent bond?
A. one
B. two
C. four
D. six
13. How many electrons are shared between atoms in a triple covalent bond?
A. one
B. two
C. four
D. six
14. When electrons are shared unequally in a molecule, the result is --
A. an ionic bond
B. a polar covalent bond
C. a non-polar covalent bond
D. no bonding occurs
15. An atom's ability to draw bonding electrons to itself is called --
A. equal change distribution
B. covalent bonding
C. electronegativity
D. ionic bonding
16. When an atom in a molecule is more electronegative than the other atoms, this causes --
A. unequal charge distribution
B. the molecule to be non-polar
C. no equal change distribution
D. no polarity in the molecule
17. Which scientist assigned values for the electronegativity of atoms?
A. Bohr
B. Pauling
C. Einstein
D. Aristotle
18. Which of the following is the most electronegative atom?
A. hydrogen
B. francium
C. fluorine
D. oxygen
19. A molecule such as H2, in which equal sharing of electrons occurs, is called _____.
A. non-polar
B. polar
C. a cation
D. ionic
20. On the periodic table, electronegativity increases --
A. down a group
B. going from the left to the right
C. going from the right to the left
D. going from the top to the bottom
1. A
2. C
3. B
4. C
5. C
6. D
7. A
8. A
9. D
10. A
11. B
12. B
13. C
14. A
15. D
16. C
17. C
18. A
19. B
20. B
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