Which one of the following gas is released when zinc (Zn) reacts with sulphuric acid (H₂SO₄)?
جب زنک سلفورک ایسڈ کے ساتھ رد عمل کا اظہار کرتا ہے تو مندرجہ ذیل میں سے کون سا گیس جاری کیا جاتا ہے؟
Answer: Hydrogen
Explanation
When zinc reacts with dilute sulfuric acid, it forms zinc sulfate (ZnSO₄) and releases hydrogen gas (H₂).
The reaction is:
Zn + H₂SO₄ → ZnSO₄ + H₂↑
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