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Chemistry M2 > Section 3 > Flashcards

Section 3 Flashcards

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1
Q

acids

A

proton donors

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2
Q

bases

A

proton acceptors

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3
Q

nitric acid

A

HNO3

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4
Q

ethanoic acid

A

CH3COOH

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5
Q

Ammonia

A

NH3

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6
Q

acid and water reaction

A

HA + H2O H3O+ + A-

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7
Q

base and water reaction

A

B + H2O BH+ + OH-

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8
Q

Strong acid and bases

A

favours forward reaction

H+ ions are released - all of acid will dissociate

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9
Q

Weak acids and bases

A

favours backwards

not as many H+ ions

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10
Q

Acid base reaction

A

Salt and water

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11
Q

Acid metal reaction

A

salt and hydrogen

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12
Q

acid metal oxide reaction

A

salt and water

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13
Q

acid and metal hydroxide

A

salt and water

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14
Q

acid and metal carbonate

A

salt

carbon dioxide and water

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15
Q

water of crystallisation

A

water in a lattice

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16
Q

hydrated salt

A

solid salt containing water of crystallisation

17
Q

anhydrous salt

A

doesn’t contain water of crystallisation

18
Q

theoretical yield

A

the mass of product that should be formed in a reaction

19
Q

percentage yield

A

actual yield / theoretical yield

20
Q

atom economy

A

the proportion of reactant atoms that become part of the desired product in the balanced equation

21
Q

atom economy equation

A

desired products / sum of all products

22
Q

addition reaction

A

the reactants combine to make one product

23
Q

substitution reaction

A

where some of the atoms from one reactant are swapped with atoms from another reactant

24
Q

why is atom economy expensive

A

money to separate wanted product from waste product

not efficient

25
Q

oxidation number shows what

A

the total number of electrons it has donated

26
Q

redox reaction

A

oxidation and reduction happen simultaneously

Chemistry M2 (6 decks)

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