📝 Multiple Choice Question
General-science
When an iron nail is dipped in copper sulphate solution, the color of the solution changes from blue to green due to the formation of:
A
copper oxide
B
iron sulphate
C
iron oxide
D
copper chloride
Explanation
Iron is more reactive than copper; it displaces copper from CuSO4 to form light-green FeSO4.
Report Issue
Discussion (0 Comments)
Leave a Comment
No comments yet. Be the first to comment!
📌 Related Questions
Before starting a 5 day and 5 night excursion, Mr. Patel provided all ...
Solve →Which of the following chemical reactions takes place when quick lime ...
Solve →Which gas is released when 'Calcium Carbide' reacts with water?...
Solve →Which substance is commonly added to tap water to make it safe for dri...
Solve →What is the primary gas responsible for the leavening effect in bread ...
Solve →