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Match it! Select the correct answer from the pull down...Good luck!
Which element below is the most reactive?
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
The energy needed to start a chemical reaction.
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
Why is copper used in electrical wiring?
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
Which element has chemical properties most like Gallium?
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
The capitol building in Atlanta, Georgia is covered in gold foil. It takes only 2.2 kilograms of gold to cover the entire top of the building. Why does it take such a small amount of gold?
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
The elements in a vertical column are called
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
A reaction that absorbs energy is called a(n)
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
How many periods is in the modern periodic table?
activation energy
7
Because it is ductile and a good conductor of electricity
families
endothermic reaction
Because gold is malleable
Aluminum
Potassium
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