O Level Chemistry MCQs – Certification Test 67

Valency and Chemical Formula MCQ (Question 67) – Study App & e-Book Download

Download eBook:

Valency and Chemical Formula Study Guide – Google Book

Valency and Chemical Formula Study Guide – Apple Book

Valency and Chemical Formula Study Guide – Kobo Book

Apps:

MCQ 67: All of these radicals have a Valency of 2, except:

SO₄
CO₃
NH₄
MgCO₃

Previous MCQ

Next MCQ

O Level Chemistry MCQ App & e-Book – Valency & Chemical Formula Admission Tests

Ionic Compounds and Crystal Lattices Test 78

Kinetic Theory Test 79

Redox Reactions Test 80

Chemical Symbols Test 81

Valency and Chemical Formula Test 82

Reactants Test 83

Redox Reactions Test 84

Relative Molecular Mass Test 85

Electrical Devices and Circuit Symbols Test 86

Free Valency & Chemical Formula Study App – Download from App Store & Play Store

The App: Valency and Chemical Formula MCQ App to Study Valency and Chemical Formula Notes, O Level Chemistry MCQ App, and A level Chemistry MCQ App for chemistry remote learner development.

Download the "Valency and Chemical Formula" App: Free O Level Chemistry Study App (iOS & Android) to learn quantitative chemistry. Download App Store & Play Store Learning Apps with all functionalities to improve chemistry coursework.