📝 Multiple Choice Question
General-science
The valency of Ca is 2+. The valency of O is 2−. What is the simplified chemical formula of Calcium oxide?
A
Ca2O2
B
CaO
C
CaO2
D
Ca2O
Explanation
Because the calcium ion has a 2+ charge and the oxygen ion has a 2- charge, they perfectly balance each other in a 1:1 ratio, making the simplified empirical formula CaO.
Report Issue
Discussion (0 Comments)
Leave a Comment
No comments yet. Be the first to comment!
📌 Related Questions
Which of the following is NOT a physical change?...
Solve →The major product of the 'Saponification' process is:...
Solve →Which of the following is the most acidic oxide?...
Solve →Which of the following devices is used to accelerate charged particles...
Solve →Which among the following is a 'Polyamide'?...
Solve →