AnswersChemistry - SC3210 A-CRTypes of Chemical Bonds

Types of Chemical Bonds Answers

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Sugar is made up of clear, colorless crystals that dissolve easily in water, but the crystals and their solution do not conduct electricity. Which statement describes sugar?

A
It is made up of atoms that are held together by metallic bonds.
B
It is made up of atoms that are held together by covalent bonds.
C
It is made up of atoms that are held together by weak ionic bonds.
D
It is made up of atoms that are held together by strong ionic bonds.
2
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Which statement describes how the bond between two oxygen atoms is formed?

A
by sharing valence electrons with many other atoms
B
by the repulsion between ions of like charges
C
by the attraction of two oppositely charged ions
D
by sharing valence electrons between the two atoms
3

Which statement explains why the bonds between nonmetals tend to be covalent?

A
The bonds are found to be nondirectional.
B
They have large differences in electronegativity.
C
They have small differences in electronegativity.
D
They have ions that produce an electrostatic pull.
4

Which of these is a property of a substance that is composed of atoms that are held together by metallic bonds?

A
It has a low melting point.
B
It can be flattened and bent.
C
It cannot be shaped into wires.
D
It does not conduct electricity.
5

Which type of substances have chemical bonds that are not directional and valence electrons that move freely between the atoms?

A
halogens
B
nonmetals
C
metals
D
salts
6

Which statement describes the valence electrons in ionic bonds?

A
They are shared equally between two atoms.
B
They are shared unequally between two atoms.
C
They are shared among many atoms.
D
They are transferred from one atom to another.
7

Which interaction is responsible for the force of attraction between the particles in a salt crystal?

A
proton-proton
B
proton-electron
C
neutron-electron
D
electron-electron
8

The table below shows the electronegativity values of various elements on the periodic table.ElectronegativitiesWhich pair of elements would form an ionic bond?

Question illustration
A
carbon (C) and oxygen (O)
B
strontium (Sr) and chlorine (Cl)
C
cesium (Cs) and germanium (Ge)
D
magnesium (Mg) and aluminum (Al)
9

What will most likely happen when two bromine atoms bond together?

A
The atoms will become less stable.
B
An ionic bond will hold them together.
C
A covalent bond will hold them together.
D
A metallic bond will hold them together.
10

Consider the location of barium, chlorine, iodine, and strontium on the periodic table.ElectronegativitiesWhich type of atom has the strongest attraction for electrons in bond formation?

Question illustration
A
barium (Ba)
B
chlorine (Cl)
C
iodine (I)
D
strontium (Sr)

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