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Acids, bases and salts > 11.3 The reaction of acids and bases > Flashcards

11.3 The reaction of acids and bases Flashcards

1
Q

what is the product of acid reacts with metal

A

it produces salt

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2
Q

typical reaction of metal with acid

A

acid +metal —> salt + hydrogen (gas)
exmaple:
Sulfuric acid + magnesium —> magnesium sulfate +hydrogen

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3
Q

acid react with base

A

acid + base —> salt + water
example: HCl + NaOH —> NaCl + H2O
another: H2SO4 + CuO –> CuSO4 + H2O

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4
Q

acid with carbonate

A

Acid + carbonate —> salt+ water +carbon dioxide
example: CaCO3 + 2HCl –> CaCl2 +H2O +CO2,

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4
Q

reactions of bases

A

Bases react with ammonium produces salts the product is: salt + water +ammonia
example: Ca(OH)2 + 2NH4Cl —> CaCl2 +2H2O +2NH3

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5
Q

what is neutralization

A

neutralization is a reaction with acid that gives water as well as a salt.

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6
Q

is reaction of acid and metal neutralization

A

no because it doesn’t produce water and salt.

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7
Q

uses of neutralization

A

-reduce acidity in soil

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8
Q

how does soil become acidity

A

the type of rock it came and acidic rain

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9
Q

How to neutralize acidic soil

A

to add crushed limestone

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10
Q

what is limestone

A

calcium carbonate

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11
Q

what is the reaction of acidic soil with lime stone

A

calcium carbonate + acidic soil –> calcium hydroxide which is a neutralizatoin

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12
Q

what is redox reaction

A

a reaction of acids and metals.

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13
Q

why is it called redox

A

electrons are transferred through the reaction

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14
Q

example of a redox reaction

A

mg –> mg 2+ + 2e-

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15
Q

what is the difference between neutralization reaction and redox

A

in redox reactions electrons are transferred but neutralization reaction no electrons are transferred.

16
Q

when bee stings why do you use baking soda to neutralize it?

A

bee stings are acidic so to neutralize it we use baking soda (sodium hydrogen carbonate which is a base) which will be applied.

Acids, bases and salts (8 decks)

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