Molecule exercises III (Compound ions)

Molecule exercises III (Compound ions)

An exercise about compound ions.

Chemistry

Keywords

molecule, compound ion, cation, anion, covalent bond, bond angle, charge, positive charge, negative charge, delocalised electrons, practicing, exercise, chemistry

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Questions

  • Which ion contains delocalized electrons?

Scenes

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Molecule exercise II (Polarity)

An exercise about the polarity of molecules.

Ammonium ion (NH₄⁺)

A compound ion generated when a proton is added to an ammonia molecule.

Calcium carbonate (CaCO₃)

Limestone is a widely and diversely used material.

Carbonate ion (CO₃²⁻)

A compound ion produced from carbonic acid by releasing protons.

Nitrate ion (NO₃⁻)

A compound ion, the main source of nitrogen for plants.

Permanganate ion (MnO₄⁻)

Potassium permanganate is used as a disinfectant.

Phosphorus trichloride (PCl₃)

Colorless liquid that gives off smoke in moist air.

Sulfate ion (SO₄²⁻)

A compound ion produced when sulfuric acid releases a proton.

Sulfur dioxide (SO₂)

Sulfur dioxide emission is the main cause of acid rains. It is an intermediate product in the production of sulfuric acid.

Sulfur trioxide (SO₃)

One of the oxides of sulfur, forms sulfuric acid with water.

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