व्हाई डस द कलर ऑफ कॉपर सल्फेट चेंज फ्रॉम ब्लू टू ग्रीन इज एंड आईरन नेल इज प्लेस इन द सॉल्यूशन ऑफ कॉपर सल्फेट
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Explanation:
Blue colour of the copper sulphate solution changes into green colour & then iron nail acquires a brownish look. This is because that iron is more reactive than copper.
The following chemical reaction takes place in this activity.
Fe+CuSO
4
→FeSO
4
+Cu
In this reaction, iron displaces copper from CuSO
4
solution.
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