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Score
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10
×
______________ are released when Bases are dissolved in water.
Hydroxide ions (OH)
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15
×
How does a covalent bond hold two atoms together?
The nucleus of the atom is positive and the electrons of the other atom is negative, they attract to each other
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10
×
dinitrogen pentoxide
N2O5
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15
×
What is the chemical name for the compound Na2S?
Sodium sulfide
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10
×
When an atom loses an electron, it becomes ___.
An ion or Cation
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banana
Go to last place!
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shark
Other team loses 10 points!
Okay!
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gift
Win 25 points!
Okay!
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baam
Lose 25 points!
Oops!
10
×
Alkalis turn litmus paper ______.
Blue
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10
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When an atom gains an electron, it becomes ___.
Negatively Charged Ions or Anions
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10
×
______________ are released when Acids are dissolved in water.
Hydrogen Ions (H+)
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10
×
Two or more reactants combine to make 1 new product.
Synthesis
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10
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What is the reaction called when an acid reacts with a base?
Neutralisation
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10
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H2CO3(aq) â H2O(l) + CO2(g)
Decomposition
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10
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C(s) + O2(g) â CO2(g)
Synthesis
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10
×
C2H5OH(l)+3O2(g)â2CO2(g)+3H2O(g)
Combustion
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lifesaver
Give 10 points!
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star
Double points!
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rocket
Go to first place!
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banana
Go to last place!
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eraser
Reset score!
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gold
Win 50 points!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 5 points!
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×
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