Three elements Na, S and O combine to form a compound Na2SO3. What is the valency of S in this compound ?

🎲 Try a Random Question  |  Total Questions in Quiz: 51  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
NDA GK Previous Papers Chapterwise MCQs - Acids, Bases and Salts — practice the complete quiz, review flashcards, or try a random question.


Three elements Na, S and O combine to form a compound Na<sub>2</sub>SO<sub>3</sub>. What is the valency of S in this compound ?