Question
Name two metals which will displace hydrogen from dilute acids and two metals which will not.
✓
Answer
Two metals which displace hydrogen from dilute acids are : (i) zinc (Zn) and (ii) aluminium (Al).
Two metals which cannot displace hydrogen from dilute acids are : (i) copper (Cu) and (ii) mercury (Hg).
Two metals which cannot displace hydrogen from dilute acids are : (i) copper (Cu) and (ii) mercury (Hg).
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