Neco 2024 Chemistry Question 1

Practice essay / theory question 1 from the 2024 Neco Chemistry examination. This question covers Atomic Structure, Lewis Structure, VSEPR, Combustion .

Neco 2024 Chemistry Essay / Theory

Topics: Atomic Structure Lewis Structure VSEPR Combustion

Question 1 NECO • 2024 • CHEMISTRY • essay

The diagram shows the Lewis structure of a simple covalent molecule.

Question Parts

( a )

Identify the central atom in the molecule and state its oxidation number.

( b )

Using VSEPR theory, describe the molecular geometry and give the approximate bond angle.

( c )

Write the balanced chemical equation for the complete combustion of this molecule in excess oxygen. Then calculate the mass of carbon dioxide produced when 16.0 g of the molecule is burnt. (Molar masses: C = 12.01 g mol⁻¹, H = 1.008 g mol⁻¹, O = 16.00 g mol⁻¹).

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Neco 2024 Chemistry Question 1. It is one of the essay questions from the 2024 Neco Chemistry examination.

The question covers Atomic Structure, Lewis Structure, VSEPR, Combustion .

View More Neco 2024 Chemistry Questions More Neco Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows

Chat with Support