Neco 2023 Chemistry Question 30

Practice objective / multiple choice question 30 from the 2023 Neco Chemistry examination.

Neco 2023 Chemistry Objective / Multiple Choice Hard Difficulty
Question 30 NECO • 2023 • CHEMISTRY • objective

A non‑metal Y from Group 14 forms the oxide Y_{2}O_{3}. A 8.00 g sample of this oxide contains 4.31 g of Y. Determine the atomic mass of Y and identify the element.

Answer Options

A. Lead (207 g mol^{-1})
B. Germanium (72 g mol^{-1})
C. Tin (119 g mol^{-1})
Correct Answer D. Silicon (28 g mol^{-1})
Correct Answer
D
Correct Option:
Silicon (28 g mol^{-1})

About This Question

This is Neco 2023 Chemistry Question 30. It is one of the objective questions from the 2023 Neco Chemistry examination.

Difficulty level: Hard .

View More Neco 2023 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