D-And F-Block Elements Ques 446
Question: The X, Y and Z respectively are
Options:
A) $ Ln_2O_3,H_2,Ln{{(OH)}_3}+H_2 $
B) $ Ln{{(OH)}_3}+H_2,Ln_2O_3,H_2 $
C) $ H_2,Ln_2O_3,Ln{{(OH)}_3}+H_2 $
D) $ Ln{{(OH)}_3}+H_2,LNO_3,H_2 $
Show Answer
Answer:
Correct Answer: B
Solution:
Lanthanoids react with dilute acids to liberate $ H_2 $ gas and they form oxides and hydroxides of the type $ M_2O_3 $ and $ M{{(OH)}_3}+H_2 $ respectively.
