Cross over rule Flashcards

1
Q

The formula of magnesium chloride?

A

Mg+1
Cl-1

    MgCl2- stays the same because it is already rationalised
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2
Q

The formula for Sodium oxide?

A
Sodium= Na+
Oxide= O2-

Sodium Oxide
Na2O1

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3
Q

The formula of Iron (III) oxide?

A

Iron (III) = Fe3+
Oxide = O2-

Iron (III) Oxide
Fe2O3

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4
Q

The formula for Calcium Hydroxide?

A
Calcium = Cu2+
Hydroxide = OH-

Calcium Hydroxide
Cu1OH2

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5
Q

The formula for Ammonium Sulphate?

A

Ammonia = NH4 +1
Sulphate = SO4 2-
(NH4)2 (SO4)1

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6
Q

The formula for Aluminium Carbonate?

A
Aluminium = Al 3+
Carbonate = CO3 2-

Al2(CO3)3

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