More cards in this set

Card 6

Front

Copper can be extracted by allowing it to accumulate in plants that are then burned to produce copper-rich ash. What is this called?

Back

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Card 7

Front

Which process is usually least expensive, recycling metals or extracting them?

Back

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Card 8

Front

What is the main useful property of cast iron?

Back

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Card 9

Front

True or false? Low-carbon steel is more easily shaped than high-carbon steel.

Back

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Card 10

Front

Two elements are found together in a substance. They are not chemically combined. Is this substance an element, a mixture or a compound?

Back

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Card 11

Front

A container holds an element and a compound that are not chemically combined. Is this an element, a mixture or a compound?

Back

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Card 12

Front

What method is used to separate the different parts of crude oil?

Back

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Card 13

Front

What is the name of the gas that is formed largely by burning fuels, contributing to global warming?

Back

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Card 14

Front

What does ethene have that polyethene does not

Back

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Card 15

Front

What is needed to speed up the reaction of ethene and water to make ethanol?

Back

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