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Difference between revisions of "Metal Oxide"

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==Key Stage 3==
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===Meaning===
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A [[Metal Oxide]] is a [[Base|basic]] [[Metal Compound|metal compound]] made of one or more [[Metal]] [[atom]]s and [[Oxygen]] [[atom]]s.
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===About Metal Oxides===
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: [[Metal Oxide]]s have a [[pH]] greater than [[Neutral (Chemistry)|7]]
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: Some [[Metal Oxide]]s are [[insoluble]] [[solid]]s.
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: Some [[Metal Oxide]]s [[dissolve]] in [[water]] to make [[Metal Hydroxide]]s which are [[alkali]]s.
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===Examples===
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{| class="wikitable"
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|-
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| style="height:20px; width:200px; text-align:center;" |'''Group 1 Metal Oxides'''
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| style="height:20px; width:200px; text-align:center;" |'''Group 2 Metal Oxides'''
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| style="height:20px; width:200px; text-align:center;" |'''Transition Metal Oxides'''
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| style="height:20px; width:200px; text-align:center;" |'''Group 3 Metal Oxides'''
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|-
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| style="height:20px; width:200px; text-align:center;" |
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: Lithium Oxide: Li<sub>2</sub>O
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: Sodium Oxide: Na<sub>2</sub>O
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: Potassium Oxide: K<sub>2</sub>O
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: Rubidium Oxide: Rb<sub>2</sub>O
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: Caesium Oxide: Cs<sub>2</sub>O
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| style="height:20px; width:200px; text-align:center;" |
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: Beryllium Oxide: BeO
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: Magnesium Oxide: MgO
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: Calcium Oxide: CaO
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: Strontium Oxide: SrO
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: Barium Oxide: BaO
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| style="height:20px; width:200px; text-align:center;" |
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[[Chemical Formula]]e may vary for transition metals.
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: Titanium Oxide: TiO<sub>2</sub>
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: Manganese Oxide: MnO
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: Iron Oxide: Fe<sub>2</sub>O<sub>3</sub>
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: Copper Oxide: CuO
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: Zinc Oxide: ZnO
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| style="height:20px; width:200px; text-align:center;" |
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: Aluminium Oxide: Al<sub>2</sub>O<sub>3</sub>
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: Gallium Oxide: Ga<sub>2</sub>O<sub>3</sub>
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: Indium Oxide: In<sub>2</sub>O<sub>3</sub>
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|}
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==Key Stage 3==
 
==Key Stage 3==
 
===Meaning===
 
===Meaning===

Revision as of 11:29, 9 December 2018

Key Stage 3

Meaning

A Metal Oxide is a basic metal compound made of one or more Metal atoms and Oxygen atoms.

About Metal Oxides

Metal Oxides have a pH greater than 7
Some Metal Oxides are insoluble solids.
Some Metal Oxides dissolve in water to make Metal Hydroxides which are alkalis.

Examples

Group 1 Metal Oxides Group 2 Metal Oxides Transition Metal Oxides Group 3 Metal Oxides
Lithium Oxide: Li2O
Sodium Oxide: Na2O
Potassium Oxide: K2O
Rubidium Oxide: Rb2O
Caesium Oxide: Cs2O
Beryllium Oxide: BeO
Magnesium Oxide: MgO
Calcium Oxide: CaO
Strontium Oxide: SrO
Barium Oxide: BaO

Chemical Formulae may vary for transition metals.

Titanium Oxide: TiO2
Manganese Oxide: MnO
Iron Oxide: Fe2O3
Copper Oxide: CuO
Zinc Oxide: ZnO
Aluminium Oxide: Al2O3
Gallium Oxide: Ga2O3
Indium Oxide: In2O3

Key Stage 3

Meaning

A Metal Oxide is a basic metal compound made of one or more Metal atoms and Oxygen atoms.

About Metal Oxides

Metal Oxides have a pH greater than 7
Some Metal Oxides are insoluble solids.
Some Metal Oxides dissolve in water to make Metal Hydroxides which are alkalis.

Examples

Group 1 Metal Oxides Group 2 Metal Oxides Transition Metal Oxides Group 3 Metal Oxides
Lithium Oxide: Li2O
Sodium Oxide: Na2O
Potassium Oxide: K2O
Rubidium Oxide: Rb2O
Caesium Oxide: Cs2O
Beryllium Oxide: BeO
Magnesium Oxide: MgO
Calcium Oxide: CaO
Strontium Oxide: SrO
Barium Oxide: BaO

Chemical Formulae may vary for transition metals.

Titanium Oxide: TiO2
Manganese Oxide: MnO
Iron Oxide: Fe2O3
Copper Oxide: CuO
Zinc Oxide: ZnO
Aluminium Oxide: Al2O3
Gallium Oxide: Ga2O3
Indium Oxide: In2O3