Can you answer all these questions on chemical reactions? Test your knowledge on this science quiz to see how you do and compare your score to others.
Carbon
Gold
Water
Sodium
A solid was produced
A gas was produced
The salinity of the reactants was high
The temperature of the products was low
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Determine the solubility of the object
Test to see if the object is chemically reactive
Determine the density of the object and compare the known density of pure silver
Compare the mass of the silver object to the mass of a piece of pure silver
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F
K
Fe
Ag
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5 grams
10 grams
15 grams
50 grams
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By comparing density
By finding its periodic group
By comparing its atomic weight
By comparing malleability
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Boiling
Rusting
Burning
Rotting
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Protons and neutrons
Exothermic and endothermic
Atomic mass and atomic number
Ionic and covalent bonding
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It retains its original properties
It develops a new set of properties
It becomes a mixture
It becomes a solution
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By gaining electrons
By sharing electrons
By losing electrons
By moving electrons
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20 grams
30 grams
70 grams
150 grams
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Water is produced
Oxygen is released
Reactants are formed
Hydrogen and oxygen are formed
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There would be 20 times more water produced
There would be 10 times more water produced
The chemical reaction would have the same number of products produced
Matter would remain in the same physical state throughout the reaction
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There is a different number of atoms on each side of the reaction
There is a different number of compounds on each side of a chemical equation
There are the same number of each element on each side of the reaction
There are the same number of oxygen atoms on each side of the reaction
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The number of protons
The number of neutrons
The half-life
The chemical symbol
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Liquids
Nonmetals
Metalloids
Metals
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They are in the same group
They are in the same period
They have the same atomic mass
They have the same atomic number
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Group 1
Group 2
Group 17
Group 18
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Neon (Ne)
Oxygen (O)
Helium (He)
Hydrogen (H)
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Boron
Barium
Beryllium
Bromine
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The two numbers have opposite signs
The two numbers are the same
The two numbers have no relationship
The two numbers have a product of 100
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Gas, and a good conductor of heat and electricity
Gas, and a poor conductor of heat and electricity
Ductile, and a semi-conductor of heat and electricity
Malleable, ductile, and a good conductor of heat and electricity
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Water vapor surrounds a melting ice cube.
Adding heat to water causes the water to boil.
Gas bubbles form when a substance is put into water.
Adding food coloring to water causes the water to change color.
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Nitrogen
Lead
Hydrogen
Flourine
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Exothermic
Precipitate
Ion
Covalent
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Ionic
Precipitate
Metallic
Covalent
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Ionic
Covalent
Endothermic
Exothermic
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Endothermic
Metallic
Ionic
Covalent
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Ionic
Covalent
Metallic
Endothermic
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2Zn + 1HCl ---> 1ZnCl2 + 2H2
1Zn + 2HCl ---> 1ZnCl2 + 1H2
2Zn + 2HCl ---> 4ZnCl2 + 1H2
1Zn + 1HCl ---> 1ZnCl2 + 1H2
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4C5H12 + 3O2 ---> 20CO2 + 2H2O
1C5H12 + 1O2 ---> 5CO2 + H2O
1C5H12 + 8O2 ---> 5CO2 + 6H2O
3C5H12 + 2O2 ---> 4CO2 + 1H2O
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Synthesis
Decomposition
Single Displacement
Double Displacement
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Synthesis
Decomposition
Single Displacement
Double Displacement
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Synthesis
Decomposition
Single Displacement
Double Displacement
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Synthesis
Decomposition
Single Displacement
Double Displacement
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