Ankit kumar Srivastava

11 Questions 7 Answers 0 Followers

Questions related from Ankit kumar Srivastava

Is there any tutorial video to learn Phi program for magnetic data fitting ?

I have to learn the magnettic data fitting of variable temperature graphs and how to make input file to run this program? tutorial video give some more clear idea insted of literature to learn...

11 November 2018 3,155 0 View

If solvent is not cordinated with molecule ,still is there in crystal struc. , that time we have to include solvent mass for other charecterization?

CHN analysis , Mass , UV and CV .

08 August 2018 5,888 0 View

How to isolate my desired product(metal complex) from the unreacted starting material (schiff base), if both have the same solubility?

column chromatography is not possible here because of chance of degradation through hydrolysis and washing also not possible because of same solubility.how can i isolate them and to get my desired...

07 July 2017 6,774 9 View

I have these two variable T magnetic susceptibility graph, in both of them around 50 K ,one hump is coming , can u please explain the reason ?

Please find the file attached.

02 February 2017 7,916 5 View

How the nature of the sample(Solid or liquid) affect the ESR spectra. i have this doubt . please explain me ?

i just gone through this article , see the attachment

01 January 2017 5,424 0 View

Is sonication essential in solubility testing of a substance?

at the time of submitting samples for NMR or HRMS, we should confirm the solubility of compounds. Sometimes a compound is soluble in just adding the solvent and sometimes using sonication, it...

08 August 2016 4,278 3 View

How to synthesize metal free macro cyclic Schiff base ligands ?

i have tried to prepare metal free macro cyclic schiff base ligand number of times but i could not get it ,i m getting only polymeric type compound that is not dissolving in any solvent ,give me...

08 August 2016 8,964 4 View

How to calculate the balance calibration constant for magnetic susceptibility balance ?

for the calculation of magnetic susceptibility ,i need the value of mass magnetic susceptibility (χg) ,that will come if balance calibration constant is known .how to do that..give suggestion plz

08 August 2016 4,528 3 View

Does anyone know about the synthetic procedure for 2,6-Diformyl-4-methylthiophenol ?

Dear Sir/Madam, Does anyone know about the synthetic procedure for 2,6-Diformyl-4-methylthiophenol ? I have gone through a no of literature to find the synthetic procedure to prepare this compound...

08 August 2016 407 6 View

How to isolate ligand from the metal complex?

i have prepared one manganese complex from N,N-bis(picolinyldene) hydrazine and 2-pyridinealdimine. in the absence of Mn(II) they do not react to yield the ligand. for more information i attached...

08 August 2016 5,770 4 View

Can we do column chromatography for the purification of metal complexs ?

in case of organic ligand there r several techniques for purification,but in case of metal complex(Cr,Mn,Fe,Co) with schiff base i have not seen any literature for the purification of them except...

07 July 2016 1,359 8 View