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a chemical test to distinguish manganese dioxide from copper oxide?? |
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| asked by Christiano Ronaldo
(ronadochristianocr47) 8 years ago |
1 |
Give reason : why ammonium compound do not occur as mineral. |
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| asked by Akash Divakar (akashdivakar) 8 years ago |
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Will I get to know my physics, chem, bio marks separately after boards or will I get it as science as a whole? |
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| asked by Niranjan D R (thuglife) 8 years ago |
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anyone intrested in 1994 chemistry paper |
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| asked by Siddharth Chhetri (dgenerationx) 8 years ago |
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It seems the paper will be tricky |
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| asked by Born To Succeed (rupanwita) 8 years ago |
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State Observations:
1. Aqueous ammonia is passed in excess over CuO
2. SO2 gas is passed over Potassium Dichromate solution
3. conc. Nitric acid reacts with Cu
4. HCl is added 2 silver nitrat soln
5. NH3 is passed through Nesslers reag |
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| asked by Allcaps (mrsmart) 8 years ago |
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Similarities between hcl,nh3,hno3 & h2so4 |
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| asked by Faiz Ansari (faizansari27) 8 years ago |
3 |
Are hall-houralt & hoope's electrilytic process imp ??? |
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| asked by Sugandh Gupta (sugandh96) 8 years ago |
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Can someone give a list of all observations? |
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| asked by Pratik Bharuka (bharuka23) 8 years ago |
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