inorganic

What is the structure and reaction of Na2O with water?

Ionic, dissolves in water to form NaOH(aq). Na2O + H2O -> 2NaOH(aq)

What is the reaction of Na2O with acids?

Na2O + 2 H+ -> 2Na+ + H2O

What is the nature of Na2O?

Basic

What is the structure and reaction of MgO with water?

Ionic (higher melting point than Na2O), slightly soluble in water to form Mg(OH)2(aq). MgO + H2O -> Mg(OH)2(aq)

What is the reaction of MgO with acids?

MgO + 2H+ -> Mg2+ + H2O

What is the nature of MgO?

Basic

What is the structure and reaction of Al2O3 with acids and alkalis?

Ionic (some covalent character), Insoluble. Al2O3 + 6H+ -> 2Al3+ + 3H2O. Al2O3 + 2OH- + 3H2O -> 2 Al(OH)4 -

What is the nature of Al2O3?

Amphoteric

What is the structure and reaction of SiO2 with alkalis? (conditions)

Giant covalent, Insoluble. SiO2 + 2OH- -> SiO3 2- + H2O (hot, concentrated NaOH)

What is the nature of SiO2?

Acidic

What is the structure and reaction of P4O10 with water?

Simple molecular, reacts violently with water to form H3PO4. P4O10 + 6H2O -> 4H3PO4

What is the reaction of P4O10 with alkalis?

P4O10 + 12OH- -> 4PO4 3- + 6 H2O

What is the nature of P4O10?

Acidic

What is the structure and reaction of SO2 with water?

Simple molecular, dissolves in water to form H2SO3. SO2 + H2O -> H2SO3

What is the reaction of SO2 with alkalis?

SO2 + 2OH- -> SO3 2- + H2O

What is the nature of SO2?

Acidic

What is the structure and reaction of SO3 with water?

Simple molecular, reacts violently with water to form H2SO4. SO3 + H2O -> H2SO4

What is the reaction of SO3 with alkalis?

SO3 + 2OH- -> SO4 2- + H2O

What is the nature of SO3?

Acidic

Reaction of [Fe(H2O)6]2+ with NaOH(aq)

Green solution turns into a green precipitate: [Fe(H2O)6]2+ + 2OH- -> [Fe(H2O)4(OH)2] + 2H2O. With XS OH-, no visible reaction.

Reaction of [Fe(H2O)6]2+ with Na2CO3(aq)

Green solution turns into a green precipitate: [Fe(H2O)6]2+ + CO32- -> FeCO3 + 6H2O

Reaction of [Cu(H2O)6]2+ with NaOH(aq)

Blue solution turns into a blue precipitate: [Cu(H2O)6]2+ + 2OH- -> [Cu(H2O)4(OH)2] + 2H2O. With XS OH-, no visible reaction.

Reaction of [Cu(H2O)6]2+ with Na2CO3(aq)

Blue solution turns into a blue-green precipitate: [Cu(H2O)6]2+ + CO32- -> CuCO3 + 6H2O

Reaction of [Fe(H2O)6]3+ with NaOH(aq)

Orange solution turns into a brown precipitate: [Fe(H2O)6]3+ + 3OH- -> [Fe(H2O)3(OH)3] + 3H2O. With XS OH-, no visible reaction.

Reaction of [Fe(H2O)6]3+ with Na2CO3(aq)

Orange solution turns into a brown precipitate and gentle bubbles (colorless solution): 2[Fe(H2O)6]3+ + 3CO32- -> 2[Fe(H2O)3(OH)3] + 3H2O + 3CO2

Reaction of [Al(H2O)6]3+ with NaOH(aq)

Colorless solution turns into a white precipitate then redissolves in XS: [Al(H2O)6]3+ + 3OH- -> [Al(H2O)3(OH)3] + 3H2O. With XS OH-, [Al(H2O)3(OH)3] + OH- -> [Al(H2O)2(OH)4]- + H2O

Reaction of [Al(H2O)6]3+ with Na2CO3(aq)

Colorless solution turns into a white precipitate and gentle bubbles: 2[Al(H2O)6]3+ + 3CO32- -> 2[Al(H2O)3(OH)3] + 3H2O + 3CO2

Reaction of [Fe(H2O)6]2+ with NH3(aq)

Green solution turns into a green precipitate: [Fe(H2O)6]2+ + 2NH3 -> [Fe(H2O)4(OH)2] + 2NH4+. With XS NH3, no visible reaction.

Reaction of [Cu(H2O)6]2+ with NH3(aq)

Blue solution turns into a blue precipitate: [Cu(H2O)6]2+ + 2NH3 -> [Cu(H2O)4(OH)2] + 2NH4+. With XS NH3: [Cu(H2O)4(OH)2] + 4NH3 -> [Cu(H2O)2(NH3)4]2+ + 2H2O + 2OH-

Reaction of [Fe(H2O)6]3+ with NH3(aq)

Orange solution turns into a brown precipitate: [Fe(H2O)6]3+ + 3NH3 -> [Fe(H2O)3(OH)3] + 3NH4+. With XS NH3, no visible reaction.

Reaction of [Al(H2O)6]3+ with NH3(aq)

Colorless solution turns into a white precipitate: [Al(H2O)6]3+ + 3NH3 -> [Al(H2O)3(OH)3] + 3NH4+. With XS NH3, no visible reaction.

Reaction of Metal Hydroxide Precipitates with Excess Acid

Green precipitate -> green solution: [Fe(H2O)4(OH)2] + 2H+ -> [Fe(H2O)6]2+. Blue precipitate -> blue solution: [Cu(H2O)4(OH)2] + 2H+ -> [Cu(H2O)6]2+. Brown precipitate -> violet solution: [Fe(H2O)3(OH)3] + 3H+ -> [Fe(H2O)6]3+. White precipitate -> colorless solution: [Al(H2O)3(OH)3] + 3H+ -> [Al(H2O)6]3+

Reaction of [Al(H2O)3(OH)3] with Excess Alkali

White precipitate -> colorless solution: [Al(H2O)3(OH)3] + OH- -> [Al(H2O)2(OH)4]-

Reaction of [Fe(H2O)6]2+ with Excess NH3

Green solution turns into a green precipitate: [Fe(H2O)6]2+ + 2NH3 -> [Fe(H2O)4(OH)2] + 2NH4+

Reaction of [Cu(H2O)6]2+ with Excess NH3

Blue solution turns into a deep blue solution: [Cu(H2O)6]2+ + 4NH3 -> [Cu(H2O)2(NH3)4]2+ + 4H2O

Reaction of [Fe(H2O)6]3+ with Excess NH3

Orange solution turns into a brown precipitate: [Fe(H2O)6]3+ + 3NH3 -> [Fe(H2O)3(OH)3] + 3NH4+

Reaction of [Al(H2O)6]3+ with Excess NH3

Colorless solution turns into a white precipitate: [Al(H2O)6]3+ + 3NH3 -> [Al(H2O)3(OH)3] + 3NH4+

Reaction of [Fe(H2O)6]2+ with Excess Cl-

Green solution turns into a yellow solution: [Fe(H2O)6]2+ + 4Cl- -> [FeCl4]2- + 6H2O

Reaction of [Cu(H2O)6]2+ with Excess Cl-

Blue solution turns into a yellow solution: [Cu(H2O)6]2+ + 4Cl- -> [CuCl4]2- + 6H2O

Reaction of [Fe(H2O)6]3+ with Excess Cl-

Orange solution turns into a yellow solution: [Fe(H2O)6]3+ + 4Cl- -> [FeCl4]- + 6H2O

Reaction of [Al(H2O)6]3+ with Excess Cl-

Colorless solution remains a colorless solution: [Al(H2O)6]3+ + 4Cl- -> [AlCl4]- + 6H2O

Reaction: Magnesium oxide + sulfuric acid

MgO + H2SO4 -> MgSO4 + H2O

Reaction: Sulfur trioxide + sodium hydroxide

SO3 + 2NaOH -> Na2SO4 + H2O

Reaction: Sodium oxide + water

Na2O + H2O -> 2NaOH

Reaction: Sodium oxide + nitric acid

Na2O + 2HNO3 -> 2NaNO3 + H2O

Reaction: Phosphorus oxide + sodium hydroxide

P4O10 + 12NaOH -> 4Na3PO4 + 6H2O

Reaction: Sulfur dioxide + potassium hydroxide

SO2 + 2KOH -> K2SO3 + H2O

Reaction: Aluminium oxide + nitric acid

Al2O3 + 6HNO3 -> 2Al(NO3)3 + 3H2O

Reaction: Phosphorus oxide + water

P4O10 + 6H2O -> 4H3PO4

Reaction: Silicon dioxide + sodium hydroxide

SiO2 + 2NaOH -> Na2SiO3 + H2O

Reaction: Aluminium oxide + sodium hydroxide

Al2O3 + 2NaOH + 3H2O -> 2NaAl(H2O)2(OH)4

Reaction: Sulfur dioxide + sodium oxide

SO2 + Na2O -> Na2SO3

Reaction: Magnesium oxide + phosphorus oxide

6MgO + P4O10 -> 2Mg3(PO4)2