Home | CBSE X | CBSE XII | CBSE Results | Imp. Questions | Sample Papers | Question Bank
CBSE HOTS | Test Paper | Study Material | Projects | Syllabus | Download | Exam | Date Sheet | Admission | Contact
(Study Material) Salt Analysis of Cations and Anions (Chemistry)
Email Newsletter 
FREE SMS ALERTS 
FACEBOOK , 
TWITTER
Salt Analysis
Cations
| Group | Group Reagent | Radicals |
| Zero Group | O.S. + NaOH + Heat | NH4+ |
| I Group | O.S. + HCl | Pb2+ |
| II Group | O.S. + HCI + H2S | Cu2+ |
| III Group | O.S. +NH4Cl + NH4OH | AI2+ ,Fe3+ |
| IV Group | O.S. + NH4CI + NH4OH +H2S |
Ni2+ ,Mn2+ , Zn2+ ,Co2+ |
| V Group | O.S. + NH4CI + NH4OH +(NH4)2CO3 | Ba2+, Ca3+, Sr2+ |
| VI Group | O.S + NH4CI + NH4OH + NaH2PO4 | Mg2+ |
Anions
| Group | Group Reagent | Radicals |
| I Group | Salt + dil. H2SO4 | CO32-, SO32-, S2-, NO2- |
| II Group | Salt + conc. H2SO4 | Cl-, Br-, I-, CH3COO- |
|
|
Add Cu piece and heat | NO- |
|
|
Add KMnO4 soln. | c2o42- |
| III Group | O.S. + BaC!2 | so42- |
| IV Group | O.S + Conc.HNO3 + Heat + (NH4)24 MoO | PO43- |
Preliminary Tests
| Test | Observation | Inference |
| Physical Appearance | ||
| Colour | White | NH4+, Pb2+, Al3+ , Zn2+, Ba2+, Ca2+ , Sr2+ and Mg2+ |
| Blue | Cu2+ | |
| Green | Ni2+ | |
| Brown | Fe3+ | |
| Red | Co2+ | |
| Light pink | Mn2+ | |
| Odour | Smell of NH3 | NH4+ |
| Smell of vinegar | CH3COO- | |
| Smell of rotten eggs | H2- | |
| Dry Heating | Colourless gas evolved | CO32- , SO32-, S2- and Cl- |
| Blown gas evolved | Br-, NO3- | |
| Violet gas evolved | I- | |
| Crackling sound | Pb(NO3)2 and Ba(NO3)2 | |
| Brown residue | Cu2+ | |
| Flame Test | Greenish blue | Cu2+ |
| Light green | Ba2+ | |
| Brick red | Ca2+ | |
| Crimson red | Sr2+ |
Know more about: Simultaneous Cation and Anion Analysis with Charged Aerosol Detection
Get Your Dream Job.Post Your Resume Online.
Similar Entries by Tags
- Alice 3D programming environment (FREE)
- The Periodic Table of Videos
- CBSE TeachersтАЩ Manual on Formative Assessment Science Class IX
- рд░рдЪрдирд╛рддреНрдордХ рдореВрд▓реНрдпрд╛рдВрдХрди рд╣реЗрддреБ рд╢рд┐рдХреНрд╖рдХ рд╕рдВрджрд░реНрд╢рд┐рдХрд╛ : рд╣рд┐рдВрджреА : рдкрд╛рдареНрдпрдХреНрд░рдо (рдХрдХреНрд╖рд╛ - рдиреМрд╡реАрдВ)
- рд░рдЪрдирд╛рддреНрдордХ рдореВрд▓реНрдпрд╛рдВрдХрди рд╣реЗрддреБ рд╢рд┐рдХреНрд╖рдХ рд╕рдВрджрд░реНрд╢рд┐рдХрд╛ : рд╣рд┐рдВрджреА : рдкрд╛рдареНрдпрдХреНрд░рдо (рдХрдХреНрд╖рд╛ - рджрд╕рд╡реАрдВ)
- (Study Material) Supplementary Reading Material In Psychology For Class XII : Board Examination 2011
- (Quiz) Free Practice Tests For Students & Teachers (All Grades)
- (Video Lecture) First Law of Thermo Dynamics (Open System)
- (Notes) Study Notes And Practical Work in Fashion Studies For CBSE Class XII
- (Notes) Study Notes And Practical Work in Fashion Studies For CBSE Class XI
Similar entries from the Class/EXAM
|
|
|
|
DTU DU LLB NCHMCT JEE NBE DNB CET Delhi UPGMEE DTU NDA PTU CET CSAT Orissa JEE CMC Vellore MHT-CET COMEDK UGET TANCET EAMCET NIPER JEE IPU CET BHU ENAT All about Entrance Exams & Admissions UPTECH AIIMS MBBS APSCHE CBEE LSAT KIITEE DUMET VEE GUJCET SRMEEE BSAUEEE BEEE NMAT MAH MBA CET AWES WAT IIT-JEE Springdales School Springdales School The Air Force School, Delhi The Air Force School, Delhi Divine Child International School Divine Child International School The MotherтАЩs International School The MotherтАЩs International School Bal Bharti Public School, Dwarka Bal Bharti Public School, Dwarka Birla Vidya Niketan Birla Vidya Niketan Sanskriti School Sanskriti School Tagore International School, Vasant Vihar Tagore International School, Vasant Vihar Delhi Public School, R.K Puram Delhi Public School, R.K Puram Mother Divine Public School Mother Divine Public School
