Neco Model Questions Vol1 2018 Chemistry Question 3

Practice essay / theory question 3 from the 2018 Neco Model Questions Vol1 Chemistry examination. This question covers Chemical Bonding, Lewis structures, VSEPR theory, Hydrolysis reactions .

Neco Model Questions Vol1 2018 Chemistry Essay / Theory

Topics: Chemical Bonding Lewis structures VSEPR theory Hydrolysis reactions

Question 3 NECO_MODEL_QUESTIONS_VOL1 • 2018 • CHEMISTRY • essay

Aluminium chloride (AlCl₃) is a solid at room temperature and is known to exist as a covalent compound in the gaseous state.

Question Parts

( a )

Explain, with appropriate diagrams, the type of bonding present in AlCl₃ and justify your answer.

( b )

Using VSEPR theory, predict the shape of an AlCl₃ molecule in the gas phase and explain the reasoning.

( c )

AlCl₃ reacts with excess water to give aluminium hydroxide and hydrochloric acid. Write the balanced chemical equation for this reaction and explain, in terms of bond breaking and formation, why the reaction proceeds spontaneously.

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About This Question

This is Neco Model Questions Vol1 2018 Chemistry Question 3. It is one of the essay questions from the 2018 Neco Model Questions Vol1 Chemistry examination.

The question covers Chemical Bonding, Lewis structures, VSEPR theory, Hydrolysis reactions .

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