निम्नलिखित में से सही कथन का चयन कीजिए:

Verified Solution4 OptionsUpdated: October 2026

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1जिंक, एल्युमिनियम की तुलना में अधिक अभिक्रियाशील है।
2कॉपर, फेरस सल्फेट के विलयन से आयरन को विस्थापित कर सकता है।
3आयरन, कॉपर सल्फेट के विलयन से कॉपर को विस्थापित कर सकता है लेकिन एल्युमिनियम सल्फेट के विलयन से एल्युमिनियम को विस्थापित नहीं कर सकता।✓
4एल्युमिनियम, फेरस सल्फेट के विलयन से आयरन को विस्थापित नहीं कर सकता।

सही उत्तर देखें

आयरन, कॉपर सल्फेट के विलयन से कॉपर को विस्थापित कर सकता है लेकिन एल्युमिनियम सल्फेट के विलयन से एल्युमिनियम को विस्थापित नहीं कर सकता।

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