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Chemistry EofY Y9 > Formulae of Compounds and Chemical Equations > Flashcards

Formulae of Compounds and Chemical Equations Flashcards

(7 cards)

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1
Q

How do you work out the formula of an ionic compound

A

Positive ion, subscript number showing amount of positive ions
Then the negative ion, subscript number showing amount of positive ions
Eg. Na+ and S2- becomes Na2S

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2
Q

Hydrochloric acid

A

HCl

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3
Q

Sulfuric acid

A

H2SO4

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4
Q

Nitric acid

A

HNO3

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5
Q

Carbon dioxide

A

CO2

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6
Q

Carbon monoxide

A

CO

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7
Q

Water

A

H2O

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Chemistry EofY Y9 (6 decks)

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