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15
×
The air is a _________.
Mixture
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15
×
Examples of this matter are potassium (K), diamonds (C) and uranium (U)
Elements
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10
×
Is sugar (C12H22O11) an element or a compound?
Compound
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10
×
A molecule is defined as the smallest part of an element or compound that can exist on its own. Which one of the following is not a molecule?
Water (H2O)
Sodium chloride (NaCl)
Sodium (Na)
Hydrogen (H2)
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15
×
Diagram "Y" is an example of a(n)
Compound
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20
×
Which of the following are the types of pure substances? a) Elements b) Compounds c) Mixtures d) Metals
Elements and Compounds
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15
×
A substance that cannot be split into simpler substances by chemical means is known as
an element
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seesaw
Swap points!
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gift
Win 15 points!
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fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
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15
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Diagram "X" is an example of a(n)
Element
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15
×
Salt is an example of _______.
Compound
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15
×
How many elements are in H2SO4
3
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15
×
Contains two or more atoms combined
Compound
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banana
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magnet
Take 5 points!
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gift
Win 20 points!
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banana
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15
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The smallest part of an element that still has the properties of that element is called
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15
×
Examples of this matter are milk and gasoline.
Mixtures
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monster
Reset all scores!
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star
Double points!
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×
gift
Win 15 points!
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×
banana
Go to last place!
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