logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
0 votes

Which of the following is insoluble in dil. $HNO_3$ but soluble in aqua regia?

(a) HgS
(b) PbS
(c) $Bi_2S_3$
(d) CuS
Can you answer this question?
 
 

1 Answer

0 votes
Answer: HgS
 
HgS is insoluble in dil. $HNO_3$ but soluble in aqua regia.
$3HgS + 2HNO_3 + 6HCl \rightarrow 3HgCl_2 + 2NO + 4H_2O + 5S$
answered Feb 1, 2014 by mosymeow_1
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...