Redox Reactions And Electrochemistry Ques 269
Question: What weight of copper will be deposited by passing 2 Faradays of electricity through a cupric salt (Atomic weight of Cu = 63.5) [NCERT 1975; CPMT 1977, 79]
Options:
A) 2.0 gm
B) 3.175 gm
C) 63.5 gm
D) 127.0 gm
Show Answer
Answer:
Correct Answer: C
Solution:
$ C{u^{2+}}+2{e^{-}}\to Cu $ 2 Faradays will deposit $ =1,g,atomofCu=63.5,g $ .