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Combined Chemistry 11A1 > Equations > Flashcards

Equations Flashcards

1
Q

Which ions are in NaCl

A

Na⁺ and Cl⁻

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2
Q

Which ions are in CaCO₃

A

Ca²⁺ and CO₃²⁻

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3
Q

Which ions are in Mg(OH)₂

A

Mg²⁺ and 2 ions of OH⁻

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4
Q

Which ions are in H₂SO₄

A

2 ions of H⁺ and one SO₄²⁻

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5
Q

Which ions are in NH₄OH

A

NH₄⁺ and OH⁻

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6
Q

Which ions are in (NH₄)₂O

A

2 ions of NH₄⁺ and one O²⁻

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7
Q

What is the formula of calcium chloride?

A

CaCl₂

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8
Q

What is the formula of aluminium nitrate?

A

Al(NO₃)₃

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9
Q

What is the formula of iron (III) oxide?

A

Fe₂O₃

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10
Q

What is the formula of magnesium fluoride?

A

MgF₂

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11
Q

What is the formula of sodium sulphate?

A

Na₂SO₄

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12
Q

What is the formula of copper (I) oxide

A

Cu₂O

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13
Q

Is this process oxidation or reduction? Al → Al³⁺ + 3e⁻

A

Oxidation

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14
Q

Is this process oxidation or reduction? Na⁺ + e⁻ → Na

A

Reduction

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15
Q

Is this process oxidation or reduction? F₂ + 2e⁻ → 2F⁻

A

Reduction

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16
Q

Is this process oxidation or reduction? Fe²⁺ → Fe³⁺ + e⁻

A

Oxidation

17
Q

Balance this ionic equation: Ca + Na⁺ → Ca²⁺ + Na

A

Ca + 2Na⁺ → Ca²⁺ + 2Na

18
Q

Balance this ionic equation: Mg²⁺ + Na → Na⁺ + Mg

A

Mg²⁺ + 2Na → 2Na⁺ + Mg

19
Q

Balance this ionic equation: Al + Ca²⁺ → Al³⁺ + Ca

A

2Al + 3Ca²⁺ →2Al³⁺ + 3Ca

20
Q

In this reaction, what has been oxidised and what has been reduced? Mg²⁺ + 2Na → 2Na⁺ + Mg

A

Na has been oxidised, Mg²⁺ has been reduced

21
Q

In this reaction, what has been oxidised and what has been reduced? 2Al + 3Ca²⁺ → 2Al³⁺ + 3Ca

A

Al has been oxidised, Ca²⁺ has been reduced

22
Q

In this reaction, what has been oxidised and what has been reduced? K + Na⁺ → K⁺ + Na

A

K has been oxidized, Na⁺ has been reduced

Combined Chemistry 11A1 (11 decks)

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