Redox Reactions And Electrochemistry Ques 95
Question: The mass of carbon anode consumed (giving only carbondioxide) in the production of 270kg of aluminium metal from bauxite by the Hall process is [CBSE PMT 2005]
Options:
A) 180kg
B) 270kg
C) 540kg
D) 90kg
Show Answer
Answer:
Correct Answer: D
Solution:
$ \frac{{\omega_1}}{E_1}=\frac{{\omega_2}}{E_2} $ ; $ \frac{{\omega_1}}{3}=\frac{270}{93} $ ; $ {\omega_1}=90,kg $ .
