Gce Model Questions Vol1 2017 Chemistry Question 33

Practice objective / multiple choice question 33 from the 2017 Gce Model Questions Vol1 Chemistry examination.

Gce Model Questions Vol1 2017 Chemistry Objective / Multiple Choice Easy Difficulty
Question 33 GCE_MODEL_QUESTIONS_VOL1 • 2017 • CHEMISTRY • objective

Element X has atomic number 34, lies in period 4 and group 16 of the periodic table. In its elemental form it exists as a diatomic molecule and is widely used as a semiconductor material. Identify the element, give its chemical symbol, and state its most common oxidation state in compounds.

Answer Options

A. Sulfur; symbol S; most common oxidation state -2
Correct Answer B. Selenium; symbol Se; most common oxidation state -2
C. Tellurium; symbol Te; most common oxidation state -2
D. Selenium; symbol Se; most common oxidation state +4
Correct Answer
B
Correct Option:
Selenium; symbol Se; most common oxidation state -2

About This Question

This is Gce Model Questions Vol1 2017 Chemistry Question 33. It is one of the objective questions from the 2017 Gce Model Questions Vol1 Chemistry examination.

Difficulty level: Easy .

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