Register
Mercury (II) oxide decomposes to mercury and oxygen. In the chemical equation below, what is the subscript, x, on the oxygen equal to? ------------- 2 HgO --> 2 Hg + O-x-
179k views
5 votes
Mercury (II) oxide decomposes to mercury and oxygen. In the chemical equation below, what is the subscript, x, on the oxygen equal to? ------------- 2 HgO --> 2 Hg + O-x-

User Jigneshsinh Rathod
by
8.5k points

1 Answer

2 votes
The correct subscript for the reaction would be two. Oxygen gas exists as a diatomic molecule in nature. Also, the subscript two would balance the reaction. In balancing reactions, it is important that the atoms on each side of the reaction is equal.
User Extraeee
by
8.5k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
Why is gold preferred as a superior metal over silver and bronze?
What is the evidence of a chemical reaction when the fireworks go off
Link Copied!