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15
×
What makes substances have different properties?
The temperature at which they are found.
Their atomic weight.
The number and type of atoms that repeat in their structure.
Their shape and size.
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boom
Lose 50 points!
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shark
Other team loses 20 points!
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fairy
Take points!
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15
20
25
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banana
Go to last place!
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15
×
Why are diamonds harder than cubic zirconia?
Cubic zirconia contains impurities.
Cubic zirconia is a liquid at high temperatures.
Diamonds are heavier.
Diamonds are made of pure carbon atoms packed tightly.
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15
×
What makes Isovaleric acid smell unpleasant?
It has a slightly different atomic structure than ethyl buty
It is made of sulfur atoms.
It is a solid at room temperature.
It is colorless.
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trap
No points!
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gift
Win 20 points!
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gift
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thief
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15
×
What does John Daltonâs atomic theory propose?
Matter is made of energy.
Matter is made of tiny pieces called atoms.
Matter is made of molecules.
Matter is made of light.
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15
×
How do chemists determine if a gemstone is a real diamond?
By checking if it contains zirconium.
By testing if it can dissolve in water.
By looking for the presence of carbon atoms.
By examining its price.
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15
×
Which substance is an example of an extended structure?
Water
Air
Diamond
Ethyl butyrate
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What is the difference between molecules and extended structures?
Molecules are separate units; extended structures are interc
Molecules contain more oxygen than extended structures.
Molecules are larger than extended structures.
Molecules are always solid; extended structures are liquid.
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15
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What are diamonds made of?
Carbon atoms
Hydrogen and oxygen atoms
Zirconium and oxygen atoms
Nitrogen atoms
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lifesaver
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magnet
Take 25 points!
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fairy
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20
25
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baam
Lose 15 points!
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trap
No points!
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fairy
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25
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fairy
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10
15
20
25
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baam
Lose 25 points!
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15
×
What is cubic zirconia made of?
Pure carbon
Carbon and hydrogen atoms
Molecules of gold
Groups of zirconium and oxygen atoms
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15
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Why does ethyl butyrate smell pleasant like oranges?
It is made of carbon and hydrogen atoms.
It is found naturally in many fruits.
It has the same atomic structure as oxygen.
It is a processed compound made in a lab.
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15
×
What does the chemical formula C6H12O2 represent?
Ethyl butyrate
Water
Isovaleric acid
Carbon dioxide
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15
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How many different types of atoms are currently known?
50
100
118
150
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