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A level Chemistry RNI > EL 7 > Flashcards

EL 7 Flashcards

1
Q

Acid + Alkali –>

A

Salt and Water

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2
Q

Acid + Carbonate –>

A

Salt and Water and carbon dioxide

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3
Q

Acid + Base–>

A

Salt and water

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4
Q

Acid + Metal–>

A

Salt and Hydrogen

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5
Q

Are Nitrates Soluble?

A

Yes

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6
Q

Group 1 elements soluble or insoluble?

A

Soluble

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7
Q

Most OH- ‘s are soluble except…

A
  • Barium
  • Calcium
  • Lead
  • Silver and Lead Halides
  • Metal Hydroxides (apart from G1 hydroxides and Ammonia hydroxide)
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8
Q

Are Halogens soluble or insoluble? What do they form?

A

Insoluble, precipitates

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9
Q

Give examples of ionic compounds

A

NaCl CaO

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10
Q

Give examples of covalent structures

A

Diamond and Graphite

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11
Q

Give an example of metallic bonds

A

Sodium, copper, iron

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12
Q

Give examples of simple molecular

A

CO2 H2O

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13
Q

What colour precipitate does Copper form with Sodium Hydroxide added to?

A

Blue

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14
Q

What colour precipitate does Iron (II) form with Sodium Hydroxide added to?

A

Dirty Green

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15
Q

What colour precipitate does Iron (III) form with Sodium Hydroxide added to?

A

Orange/Brown

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16
Q

What colour precipitate does Lead form with Potassium Iodide added to?

A

Bright Yellow

17
Q

What colour precipitate does Chlorine form with Silver Nitrate added to?

A

White

18
Q

What colour precipitate does Bromine form with Silver Nitrate added to?

A

Cream

19
Q

What colour precipitate does Iodine form with Silver Nitrate added to?

A

Pale Yellow

20
Q

What colour precipitate does sulfate form with Barium Chloride added to?

A

White

21
Q

What state is every precipitate formed in?

A

Solid (S)

22
Q

How do you remove excess oxides?

A

Remove all acid, Tesp pH filter to remove warm to evaporate and dry

23
Q

How do you get pure crystals

A

Filter
Wash in distilled water to remove ions
Dry to get crystals

24
Q

What is a dative bond?

A

Where both electrons come from the same element

25
Q

What is the difference between dative and covalent bonds?

A

Dative give both electrons from the same element whereas covalent share electrons

A level Chemistry RNI (21 decks)

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