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Core Chemistry > Symbols and Equations > Flashcards

Symbols and Equations Flashcards

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0
Q

Calcium carbonate

A

CaCO little 3

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1
Q

Copper (II) oxide

A

2CuO

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2
Q

Calcium Oxide

A

CaO

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3
Q

Carbon dioxide

A

CO little 2

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4
Q

Calcium hydroxide

A

Ca(OH) little 2

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5
Q

Hydrochloric acid

A

HCl

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6
Q

Sodium carbonate

A

Na little 2 CO little 3

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7
Q

Sodium chloride

A

NaCl

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8
Q

Calcium chloride

A

CaCl little 2

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9
Q

Calcium carbonate thermally decomposes to form…

A

Calcium oxide and carbon dioxide

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10
Q

Calcium oxide and water form…

A

Calcium hydroxide

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11
Q

An acid and a metal carbonate form

A

Salt, water and carbon dioxide

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12
Q

What does hydrochloric acid and sodium carbonate form?

A

Sodium chloride, water and carbon dioxide

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13
Q

Acid and metal oxide forms…

A

Salt and water

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14
Q

Sulphuric acid and zinc oxide forms…

A

Zinc sulphate and water

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15
Q

Nitric acid

A

HNO little 3

16
Q

Hydrochloric acid and calcium carbonate forms…

A

Calcium chloride, water and carbon dioxide

17
Q

Sulphuric acid

A

H little 2 SO little 4

18
Q

What does sodium and hydrogen exist as?

A

Na little 2

And H little 2

19
Q

For all metals what are the symbols for hydroxide?

What are exceptions?

A

OH

Ca(OH) little 2

20
Q

For all metals what is the symbol for oxide

A

O

21
Q

For all metals what is the symbol for carbonate?

A

CO little 3

22
Q

Sulphuric acid

A

H little 2 SO little 4

23
Q

Nitric acid

A

HNO little 3

24
Q

Any metal sulphate ends in. . .

A

SO little 4

25
Q

What are the two elements that change their little numbers?

A

Sodium

Chlorine

26
Q

State the chemical formulas for these chlorine elements:

  • calcium chloride
  • sodium chloride
  • hydrochloric acid
A

CaCl little 2
NaCl
HCl

27
Q

State the chemical formulae for sodium chloride and sodium carbonate

A

NaCl

Na little 2 CO little 3

Core Chemistry (3 decks)

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