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Subjects
Science CBSE
Class 10
Chemical reaction and equations
Balancing the equations and its types
4.
Select the correct option about chemical reactions
Exercise condition:
4
m.
Choose the correct answers:
1.
What happens when the copper rod is immersed in an iron sulphate solution?
No reaction will occur
Blue copper sulphate obtained
Copper displaces iron
2.
Find the x and y values of the following equation \(Cu\) + \(xHNO_3\) → \(Cu(NO_3)_2\) + \(yNO_2\) + \(2H_2O\).
\(4\) and \(2\)
\(2\) and \(4\)
\(3\) and \(2\)
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