give ans on this passage when metal x is treated with dilute acid why the agas z is evold which burn redely by. making a littel explosion. Q 1 name any two metal which can bhavv like metal z?
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Answer:
Explanation:
1) the metals are -
• sodium (Na)
• Zinc (Zn)
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2) the acids are --
• Hydrochloric acid (HCl)
• Sulphuric acid (H2SO4)
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3) the gas Z is Hydrogen (H2)
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4) the gas Z is lighter than air
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5) the reaction between Metal X and acid Y is exothermic .
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6) Examples are --
•2Na(s) + 2HCl(aq) ===> 2NaCl(s) + H2(g)
• Ca(s)+ 2HCl(aq) ==> CaCl2(s) + H2(g)
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