Analytical Chemistry Question 232
Question: For the preparation of sodium thiosulphate by ‘springs reaction-, the reactants used are
[EAMCET 2003]
Options:
A) $ Na_2S+Na_2SO_3+Cl_2 $
B) $ Na{ _2}S+SO_2 $
C) $ Na_2SO_3+S $
D) $ Na_2S+Na_2SO_3+ $
Show Answer
Answer:
Correct Answer: D
Solution:
$ Na_2S+I_2+Na_2SO_3\to Na_2S_2O_3+2NaI $