Inorganic Chemistry

Hot goIITian

Joined: 29 Mar 2012
Post: 158
6 Apr 2012 00:18:33 IST
3 People liked this
3
431 View Post
s block
Engineering Entrance , Medical Entrance , NEET , JEE Main , AIIMS , JEE Main & Advanced , Chemistry , Inorganic Chemistry

Na2CO3 soln is alkaline due 2 a)hydrolysis of Na+ b) hydrolysis of CO32- c)both d )none ?. which is most soluble in watr a)CuS b)MnS c)K2S d)Na2S2O3 ?



Comments (3)


Hot goIITian

Joined: 28 Jan 2012
Posts: 101
7 Apr 2012 17:25:21 IST
1 people liked this

Na2CO3 solution is alkaline due to hydrolysis of Na+ which forms a strong base NaOH as:Na2CO3 + 2H2O=H2CO3 + 2NaOH

New kid on the Block

Joined: 16 Nov 2011
Posts: 5
7 Apr 2012 19:04:13 IST
1 people liked this

 1st question ANS: Due to hydrolysis of Na+

2nd question ANS:K2S as K+ and S2- can show ionic char in solvents whereas in Na2SO3 [SO3]- can't be appreciably ionic.  


Blazing goIITian

Joined: 21 Mar 2012
Posts: 1457
7 Apr 2012 22:15:53 IST
1 people liked this

!st=due to hydrolysis of Na+ it redily loses its proton and hence base according to bronsted lowry



Quick Reply


Reply

Some HTML allowed.
Keep your comments above the belt or risk having them deleted.
Signup for a avatar to have your pictures show up by your comment
If Members see a thread that violates the Posting Rules, bring it to the attention of the Moderator Team
Free Sign Up!
Sponsored Ads

Preparing for JEE?

Kickstart your preparation with new improved study material - Books & Online Test Series for JEE 2014/ 2015


@ INR 5,443/-

For Quick Info

Name

Mobile

E-mail

City

Class

Vertical Limit

Top Contributors
All Time This Month Last Week
1. Bipin Dubey
Altitude - 16545 m
Post - 7958
2. Himanshu
Altitude - 10925 m
Post - 3836
3. Hari Shankar
Altitude - 10085 m
Post - 2217
4. edison
Altitude - 10825 m
Post - 7804
5. Sagar Saxena
Altitude - 8635 m
Post - 8064
6. Yagyadutt Mishr..
Altitude - 6330 m
Post - 1958

Find Posts by Topics

Physics

Topics

Mathematics

Chemistry

Biology

Parents Corner

Board

Fun Zone