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AS chemistry > general reactions-memorise > Flashcards

general reactions-memorise Flashcards

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1
Q

substance +oxygen=

A

oxides

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2
Q

what is an oxide

A

An oxide is a chemical compound containing at least one oxygen atom and one other element in its chemical formula

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3
Q

metal + water=

A

metal hydroxide + hydrogen eg NaOH +H₂

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4
Q

metal + acid=

A

salt + hydrogen

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5
Q

oxide+acid=
eg MgO + acid

A

salt+water

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6
Q

hydroxide+acid=
eg NaOH

A

salt+water

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7
Q

carbonate + acid=
eg CuCO₃

A

salt+water+carbon dioxide

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8
Q

hydrogencarbonate + acid=
eg KHCO₃

A

salt+water+carbon dioxide

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9
Q

ammonia+acid=
eg NH₃+ HCl

A

ammonium salt
eg NH₄Cl

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10
Q

metal carbonate heated=
eg CaCO₃

A

metal oxide+ carbon dioxide
eg CaO + CO₂

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11
Q

what is a salt

A

combination of a cation and an anion in the right ratio to cancel the charges

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AS chemistry (6 decks)

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