CBSE Class 10 Answered
Which metal displaces hydrogen from acids to form salts?
a. Mercury
b. Sodium
c. Lead
d. Gold
The answer to this question is given as sodium in the video, but even lead is more reactive than hydrogen then whats the reason it can't displace hydrogen to form salts?
Asked by Trisha Gupta | 23 Sep, 2021, 01:24: PM
Expert Answer
Out of the given elements, sodium and lead are the metals which are more reactive than hydrogen as the reactivity series follows the order Na> Pb> H > Cu>Hg>Ag.
But sodium is most reactive metal than lead hence the answer will be sodium not lead.
Answered by Ramandeep | 23 Sep, 2021, 06:15: PM
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