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Card 6

Front

the minimum amount of energy needed for a given chemical reaction to take place

Back

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Card 7

Front

the energy needed to breack a particular chemical bond

Back

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Card 8

Front

a reaction vessel in which iron oxide is heated with coke and limestone to produce iron

Back

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Card 9

Front

iron containing between 2% and 5% carbon

Back

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Card 10

Front

a substance that speeds up the rate of another reaction but is not used up or changed itself

Back

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Card 11

Front

fission neutrons cause further fission, so more fission neutrons are released. these go on to produce further fission

Back

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Card 12

Front

a chlorine atom that has gained one electron which gives it a negative charge

Back

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Card 13

Front

a technique used to seperate a mixture of substances using a stationary and moving phase

Back

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Card 14

Front

the process of burning

Back

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Card 15

Front

sand, cement and crushed rock mixed with water

Back

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