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banana
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magnet
Take 5 points!
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fairy
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25
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baam
Lose 25 points!
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15
×
Which of the following is NOT a property of covalent compounds?
Poor conductors of heat and electricity
Superior malleability
Low boiling points
Solids are brittle and variously colored
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15
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Why are metals shiny?
Because they reflect light photons.
Because they have mobile protons.
Because they can be polished to a high gloss.
Because they absorb light photons.
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15
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If an ionic compound contains a transition metal, Roman numerals are used to determine the _____.
charge on the ion
amount of chloride
version of the ion
order of appearance
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15
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A hydrogen bond is _____.
a paramolecular force
a perimolecular force
an intermolecular force
an intramolecular force
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monster
Reset all scores!
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star
Double points!
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gift
Win 25 points!
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baam
Lose 25 points!
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15
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In chemistry, the Greek letter delta:
Tells you what Greek organization you belong to.
Indicates that a bond will not occur between atoms.
Designates partial charges
Signifies an ionic bond between atoms.
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15
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How many elements of unsaturation does a molecule with this chemical formula have? C5H8
5
1
2
3
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15
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What do you look at in the periodic table to determine the number of valence electrons possessed by an element?
The element's row number.
The element's group number.
The element's atomic mass.
The element's atomic number.
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15
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In larger atoms, why can outer electrons move more freely?
Electrons are in higher energy shells, less tightly held.
atoms have more protons, which means more electron moves
Larger atoms have more electrons, atom less stable
no answer
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15
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Which of the following is true of intermolecular forces?
The forces that exist between molecules.
The force that bonds hydrogen with oxygen.
The forces that exist within a molecule.
The strongest force in chemistry.
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15
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How do you represent a triple bond in a structural formula?
- or .
:::: or four horizontal lines
= or ::
::: or three horizontal lines
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banana
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fairy
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25
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rocket
Go to first place!
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baam
Lose 15 points!
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15
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What is an example of a naturally occurring inorganic macromolecule?
Glucose
Nucleic Acid
Sucrose
Diamond
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15
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How many valence electrons are in a carbon dioxide (CO2) molecule?
8
24
12
16
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15
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If a polyatomic ionic compound has gained two hydrogen ions, such as H2 PO4 -. How does its name begin?
Hydrous
Hydrogen
Hydrogen (II)
Dihydrogen
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