S Block Elements Question 271

Question: $ Sn $ is dissolved in excess of $ NaOH $ solution, the compound obtained is

[RPMT 1997]

Options:

A) $ Sn{{(OH)}_2} $

B) $ Na_2SnO_3 $

C) $ Na_2SnO_2 $

D) $ SnO_2 $

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Answer:

Correct Answer: B

Solution:

$ Sn+2NaOH+H_2O\to Na_2SnO_3+2H_2 $