Concepedia

Helen Rizk

HR

2

Publications

283

Citations

2

H-Index

2005

Active since

Affiliations

Tanta University(Current)

Helen Rizk is an author at Tanta University specializing in organic chemistry, natural sciences, and chemistry.

Top concepts

Publications per year

2005–2008

2

Publications

2

UV–vis, IR and 1H NMR spectroscopic studies of some Schiff bases derivatives of 4-aminoantipyrine

R. M. Issa, Abdalla M. Khedr, Helen Rizk · Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy · 2005 · 157 citations

, , +7

<sup>1</sup>H NMR, IR and UV/VIS Spectroscopic Studies of Some Schiff Bases Derived from 2‐Aminobenzothiazole and 2‐Amino‐3‐Hydroxypyridine

R. M. Issa, Abdalla M. Khedr, Helen Rizk · Journal of the Chinese Chemical Society · 2008 · 126 citations

, , +10

Rows per page

1–2 of 2