Hydrogen And Its Compounds Question 152
Question: The metal which displaces hydrogen from a boiling caustic soda solution is
Options:
A) As
B) Zn
C) Mg
D) Fe
Show Answer
Answer:
Correct Answer: B
Solution:
Zn displaces hydrogen from the boiling solution of NaOH. $ Zn+2NaOH+2H_2O\to Na_2[Zn{{(OH)}_4}]+H_2\uparrow $