whenever kf titration is done that time one result is high and second one lower  results what to do.

Answers were Sorted based on User's Feedback



whenever kf titration is done that time one result is high and second one lower  results what t..

Answer / naveen gutta

The difference in the result indicate improper mixing of the KF reagent and the standardization the RED limit is 1%. Depending on the percent of water content present in sample strength of KF reagent varies.
1mg/ml KF: less than 200ppm water content
2mg/ml KF: 200ppm to 1000 ppm water content
5mg/ml KF: 1000ppm to 100% water content
Before starting of analysis it is advisable to give proper mixing of KF reagent to get good results

Is This Answer Correct ?    0 Yes 0 No

whenever kf titration is done that time one result is high and second one lower  results what t..

Answer / i.deevar rao

this type of errors are coming mainly two problems
i)KF ragent is not good are abnormal solution. change the KF Reagent
ii)KF Reagent pipe end filter is not good once the filter is clean

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Organic Chemistry Interview Questions

which functional groups are present in cortisone?

2 Answers  


Describe the historical significance of Protactinium's discovery and its naming.

0 Answers  


what is stero electronic factor.2 what is steric control factor and what is product control factor

0 Answers  


how convert toludin in benzoic acid

3 Answers   Cadila, Practical Viva Questions,


wahat is name about ch3ch3ch3

2 Answers   Cipla,






why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength

0 Answers  


What Is The Composition Of Benedict's Solution

3 Answers   WalMart,


how to find concentration of the any chemical composite in mole

1 Answers  


What is the effect of halogen on reactivity of benzene ring and what is the reason for decreasing reactivity?

3 Answers  


How can Protactinium isotopes be used in the creation of neutron-rich targets for various experiments and studies?

0 Answers  


In what ways can Protactinium isotopes be used to study fundamental particle interactions and properties?

0 Answers  


what is the formula of sugar? what is protein and its formula and its function?

2 Answers  


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)