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Steps2Success > Neutralisation > Flashcards

Neutralisation Flashcards

1
Q

What type of solutions are there?

A

Acids (+), Neutral, Alkaline (OH-)

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2
Q

What are acids?

A

They release hydrogen ions when released/dissolved in water.

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3
Q

What does it mean if more hydrogen ions are released from an acid?

A

The more hydrogen ions released, the stronger the acid.

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4
Q

What does the strongest acid do?

A

Release the most hydrogen ions.

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5
Q

What does the weakest acid do?

A

Release the least hydrogen ions.

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6
Q

What is the pH number of the strongest acid?

A

0

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7
Q

What is the pH number of the weakest acid?

A

6

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8
Q

What is the number for neutral?

A

7

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9
Q

What is a strong acid?

A

Completely ionised.

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10
Q

What is a weak acid?

A

Partially ionised.

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11
Q

Hydrochloric Acid

A

HCl, H+ Cl-

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12
Q

Nitric Acid

A

H⁺ NO³⁻, HNO³

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13
Q

Sulphuric Acid

A

H² SO⁴, H⁺ SO⁴⁻²

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14
Q

What does a metal and acid make?

A

metal + acid —> salt + hydrogen

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15
Q

Give an example of metal reacting with acid

A

2Na + 2HCl —-> 2NaCl + H²

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16
Q

SO⁴?

A

Sulfate

17
Q

Cl?

A

Chloride

18
Q

NO³?

A

Nitrate

19
Q

What is an alkaline?

A

Releases OH⁻ when dissolved in water.

20
Q

What does it mean if more hydroxide ions (OH⁻) ions are released?

A

The stronger the alkaline, the more OH⁻ ions released.

21
Q

Give examples of metal oxides.

A

Magnesium Oxide (MgO) , Aluminium Oxide (Al² O³) , Sodium Oxide (Na²O)

22
Q

Give examples of metal hydroxides

A

Magnesium Hydroxide (Mg(OH)²), Aluminium Hydroxide (Al(OH)³), Sodium Hydroxide (NaOH)

23
Q

Give examples of metal carbonates

A

Magnesium Carbonate (MgCO³), Aluminium Carbonate (Al²(CO³)²), Sodium Carbonate (Na²CO³)

24
Q

What happens in a neutrilisation reaction?

A

Acid + Alkaline —-> Salt + Water (H⁺ + OH⁻ —-> H²O

25
Q

What can affect/increase the rate of reaction?

A

Temperature, Concentration, Catalysts, Increased surface area

26
Q

What can sometimes happen in a neutralisation reaction?

A

Carbon Dioxide can also be created as well as water and salt.

Steps2Success (13 decks)

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