AQA Chemistry - C1

Summary questions for Chemistry.

?
Protons and __________ have the same number of atoms
Electrons
1 of 12
Covalent bonding is ..
The attraction between two atoms that share one or more pair of electrons
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What is thermal decomposition?
The breakdown of a compound by heating
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What is the correct word equation for the reaction of calcium oxide with water?
calcium oxide + water → calcium hydroxide
4 of 12
What is a metal ore?
A mixture of minerals from where it is economically vibal
5 of 12
What are the typical properties of 'transition metals'?
Strong, good conductors of heat & electricity - can be bent and hammered to alter the shape
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What are fractions?
Liquids with different boiling ranges separated from a mixture of liquids
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What could cause carbon monoxide?
Incomplete combustion
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What is the formula for alkanes?
CnH2n+2
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What are polymers?
Large molecules made when monomers join together
10 of 12
Hydrogenated vegetable oils contain saturated fats. Are saturated fats harmful or not?
Harmful
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What was Miller-Urey experiment? What did they do?
They used a mixture of water, ammonia, methane, and hydrogen and a high voltage spark to stimulate lightning
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Other cards in this set

Card 2

Front

Covalent bonding is ..

Back

The attraction between two atoms that share one or more pair of electrons

Card 3

Front

What is thermal decomposition?

Back

Preview of the front of card 3

Card 4

Front

What is the correct word equation for the reaction of calcium oxide with water?

Back

Preview of the front of card 4

Card 5

Front

What is a metal ore?

Back

Preview of the front of card 5
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