Chemistry

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The modern periodic table is usually credited to Dmitri Mendeleev. What nationality was he?
Russian
1 of 12
What was the significance of Mendeleev leaving gaps in his periodic table?
The elements had not yet been discovered
2 of 12
What term is given to the spreading out of particles through a liquid or gas?
Diffusion
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What would be the best way to separate insoluble calcium carbonate powder from water?
Filtration
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Which sub-atomic particle has a mass of 1 and no charge?
Neutrons
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What is present at the centre of an atom?
The nucleus
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Which type of alcohol is present in beer, wine and vodka?
Ethanol
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During fermentation, what other product is made as well as ethanol?
Carbon dioxide
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In the fractional distillation of crude oil, where is the hottest part of the fractionating column?
The bottom
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Which is the main compound in natural gas?
Methane
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What name is given to the small molecules that can be joined together to form a polymer?
Monomer
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What feature of alkene molecules allows them to act as monomers?
The double C=C bond
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Other cards in this set

Card 2

Front

What was the significance of Mendeleev leaving gaps in his periodic table?

Back

The elements had not yet been discovered

Card 3

Front

What term is given to the spreading out of particles through a liquid or gas?

Back

Preview of the front of card 3

Card 4

Front

What would be the best way to separate insoluble calcium carbonate powder from water?

Back

Preview of the front of card 4

Card 5

Front

Which sub-atomic particle has a mass of 1 and no charge?

Back

Preview of the front of card 5
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