Head of the Department: Dr. Gopalakrishna Bhat N

Before Joining SIT

• 1
  N.Gopalakrishna Bhat, B. Narayana and NV Sreekumar ,“Complexometric determination of thallium(III) in low concentration using oxalic acid as releasing agent”, Annali Di Chim.(Italy),92 139-142, 2002.
• 2
  B. Narayana, N.G.Bhat, K.S.Bhat, C.H.R. Nambiar, B. Ramachandra, A.Joseph, “Selective complexometric determination of copper in ores and alloy composition using 2,2’-bipyridyl as a masking agent”, Microchim.J.64, 221-225, 2000.
• 3
  N.V Sreekumar, N.Gopalakrishna Bhat, B.Narayana, Ronald Aquin Nazareth, Prashanth Hegde, and B.R. Manjunatha ,“Selective complexometric determination of titanium(IV) using sodium potassium tartarate or ascorbic acid as a masking agent”, Mikrochimica Acta, 141, 29-33, 2003.
• 4
  B.Narayana, Mendalin Mathew, N. Gopalakrishna Bhat and N.V. Sreeekumar ,“Spectrophotometric determination of selenium using potassium iodide and starch as reagents”, Microchim.Acta, 141, 175-178, 2003 .
• 5
  C.H. Rahavan Nambiar, B. Narayana, N.V. Sreekumar, Ronald A Nazarath and N. Gopalakrishna Bhat, “Spectrophotometric determination of platinum(IV) using anthranilic acid”, J. Indian Chem.Soc., 79, 778-779, 2002.
• 6
  N. Gopalakrishna Bhat,B.Narayana, Ronald Aquin Nazareth, N.V. Sreekumar and C.H.R. Nambiar, “Spectrophotometric determination of nickel using sulphosalicylic acid”, J. Indian Chem.Soc.,80, 939-940, 2003.
• 7
  N.V. Sreekumar, B. Narayana, R.A. Nazareth, N.G. Bhat, Prashanth Hegde and B. R. Manjunatha , “Indirect complexometric determination of thorium(IV) using 5-sulphosalicylic acid as a masking agent”, , Chem. Anal., 47, 759-764, 2002.
• 8
  N.V. Sreekumar, B. Narayana, ,N.Gopalakrishna Bhat, R.A. Nazareth, Prashanth Hegde and B. R. Manjunatha ,“Indirect complexometric determination of cadmium(II) using sodium thiosulphate as masking agent”, Chem.Anal., 47, 765-768, 2002.
• 9
  N.Gopalakrishna Bhat, B. Narayana ,“Complexes of Ag(I), Tl(I), Zn(II), Hg(II), Cd(II), Pd(II), Co(II) and Ni(II) with 4-[(4-dimethylamino-benzylidene)-amino]-5-ethyl-2,4-dihydro-[1,2,4]triazole-3-thione(HDEDT) and 4-[(benzylidene)amino]-6-(t-butyl)-4H-[1,2,4]triazin-3-thione-5-one(HBBTT)”, Synth.React.Inorg.Met.-Org.Chem., 35, 253-262, 2005.
• 10
  N. Gopalakrishna Bhat,B.Narayana, N.V. Sreekumar and Ronald Aquin Nazareth,,Spectrophotometric determination of platinum(IV) using potassium ferrocyanide as a reagent, presented at the XX ICC Conference, Mysore ( 2001) AO-2.
• 11
  Ronald Aquin Nazareth, B.Narayana , N.V. Sreekumar, N. Gopalakrishna Bhat, Spectrophotometric determination of cobalt in alloys using thiocarbohydrazide(TCH), presented at the XX ICC conference, Mysore, AO-3, 2001.
• 12
  N.V. Sreekumar, B. Narayana,.N. Gopalakrishna Bhat, Ronald Aquin Nazareth ,Indirect complexometric determination of thallium(III) using thioglycollic acid as a releasing agent, presented at the XX ICC conference, Mysore, AO-47, 2001.
• 13
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth , Indirect complexometric determination of cadmium(II) using citric acid as a masking agent, , presented at the 21^st ICC conference, Jabalpur, AP-8, 2002.
• 14
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth , Complexo-titrimetric determination of manganese(II) in low concentrations using thioglycollic acid as an indirect masking reagent, , presented at the 21^st ICC conference, Jabalpur, AP-7, 2002.
• 15
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth,, Indirect complexometric determination of thorium(IV) using tartaric acid as a masking agent, presented at the 21^st ICC conference, Jabalpur, AO-34, 2002.
• 16
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth, Indirect complexometric determination of mercury(II) using 4-amino-5-ethyl-4H-[1,2,4]triazole-3-thiol as a masking agent, presented at the 21^st ICC conference, Jabalpur, AO-35, 2002.
• 17
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth, Synthesis and characterization of complexes of Ag(I), Tl(I), Zn(II), Hg(II), Cd(II), Pd(II), Co(II) and Ni(II) with 4-[(4-dimethylamino-benzylidene)-amino]-5-ethyl-2,4-dihydro-[1,2,4]triazole-3-thione, presented at the 21^st ICC conference, Jabalpur, IP-4, 2002.
• 18
  N. Gopalakrishna Bhat, B. Narayana, N.V. Sreekumar and R.A. Nazareth , Complexes of some bivalent metal ions with 4-[(pyridine-2-ylmethylene)-amino]-3-thioxo-6-(t-butyl-3,4-dihydro-2H-[1,2,4]triazin-5-one, , presented at the 21^st ICC conference, Jabalpur, IP-5, 2002.

After joining SIT

• 1
  N. Gopalakrishna Bhat and B. Narayana, Indirect complexometric determination of Thorium(IV) using tartaric acid as masking agent, J. Indian Chem.Soc., 89, 427-428, 2012.
• 2
  N. Gopalakrishna Bhat & B. Narayana, Indirect complexometric determination of cadmium(II) using citric acid as a masking agent, J. Indian Chem.Soc., 89, 563-565, 2012.
• 3
  Chandrashekar K.G, N. Gopalakrishna Bhat, Nagaraj P and B. Narayana, Indirect complexometric determination of Manganese(II) using tartaric acid as a masking agent, Journal of Indian Chemical Society, 91, 1973-1975, 2014.
• 4
  Nagaraj P, N. Gopalakrishna Bhat and Chandrashekar K.G, Selective complexometric determination of Titanium(IV) by using 5-Sulphosalicylic acid as releasing agent, Iranian Journal of Analytical Chemistry, 1, 50-52, 2014.
• 5
  Chandrashekar K.G, N. Gopalakrishna Bhat and Nagaraj P, Selective complexometric determination of palladium by using L-Cystine as releasing agent, Asian journal of Chemistry, 27, 882-884, 2015.
• 6
  Chandrashekar K.G, N. Gopalakrishna Bhat and Nagaraj P, A Highly sensitive Spectrophotometric method for the micro level determination of nitrite and nitrate anions by coupling of tetrazotized benzidine and N,N-dimethylaniline, Research Journal of Chemical Sciences,5(2), 42-47, 2015.
• 7
  Chandrashekar K.G, N. Gopalakrishna Bhat and Nagaraj P, Facile and direct Spectrophotometric determination of palladium(II) with L-Cystine, International Journal of Chemical Studies 2(5), 46-49, 2015.
• 8
  Nagaraj P, N. Gopalakrishna Bhat and Chandrashekar K.G, “Indirect complexometric determination of mercury(II) using L-Cystine as a selective masking agent, International Journal of Chemical Studies, 3(1), 27-29, 2015.
• 9
  Nagaraj Perdur, Gopalakrishna Bhat Nellikalaya and Chandrashekhar Kalchar , Ammonium oxalate as a masking agent for the complexometric determination of Manganese(II), Vietnam Journal of Chemistry, 53(2), 151-155, 2015.
• 10
  Nagaraj P, Gopalakrishna Bhat and Chandrashekhara K.G, Spectrophotometric determination of Palladium by the coloration with 2-mercaptoethanol, ,Research Journal of Chemical Sciences, 5(9), 19-26, 2015.
• 11
  Chandrashekhar K.G, Gopalakrishna Bhat N and Nagaraj P, Spectrophotometric determination of Chromium by using sulphanilic acid and N,N-dimethyl aniline, Indian Journal of Chemical Technology, 22, 78-81, 2015.
• 12
  Nagaraj P, Gopalakrishna Bhat N, Chandrashekhar K.G and Chethan Seetharam Harekal , Complexing behaviour of 4-[{3-(4-hydroxy-3-methoxyphenyl)prop-2-enalidene}-amino]-5-ethyl-4H-1,2,4-triazole-3-thiol, , International Journal of Multidisciplinary Research and Development, 3 71-75, 2016.
• 13
  N. Gopalakrishna Bhat and B. Narayana, Indirect complexometric determination of mercury(II) using 2,2’-bipyridyl as masking agent, ,presented in NCRTCR 2010, held at NITK Surathkal, Mangalore, OP -9, 2010.
• 14
  A selective complexometric method of determination of manganese(II) using L-Cystine as masking agent, Ashwini, Gopalakrishna Bhat N and Ronald Aquin Nazareth ,Research Journal of Chemical Sciences 9(4) (2019) 30-33.
• 15
  A Highly selective complexometric determination of mercury(II) using L-Tyrosine as a masking agent, Ashwini, Gopalakrishna Bhat N and Ronald Aquin Nazareth, Advanced Journal of Chemistry-Section A, 3(3), 2020, 283-288.
• 16
  L- Cysteine hydrochloride as a complexing agent for the determination of cobalt(II) by spectrophotometric method, Ashwini, Gopalakrishna Bhat N. and Ronald A. Nazareth Rasayan J. Chem. Vol. 13 | No. 4 |2200-2206| October - December | 2020 ISSN: 0974-1496 | e-ISSN: 0976-0083 | CODEN: RJCABP
• 17
  α-Benzoin Oxime as the complexing agent for the estimation of small amount of Nickel (II) without extraction ,Ashwini, Gopalakrishna Bhat N and Ronald A Nazareth, Research Journal of Chemical Sciences, Vol. 10(2), 2020, 38-45, ISSN 2231-606X
• 18
  Synthesis of 4-{(E)-[(3-methyl-5-sulphanyl-4H-1,2,4-triazol-4-yl)imino]methyl}benzaldehyde and its complexes with Ag(I), Hg(II), Zn(II), Co(II), Ni(II) ions and its characterization, Ashwini, Gopalakrishna Bhat N and Ronald A Nazareth, Indian Journal of Chemistry, Vol.60A, May 2021, 649-655
• 19
  Action of 4-[(Z)-(4-Methoxybenzylidene)amino]-5-methyl-4H-1,2,4-triazole-3-thiol as Chemosensor for the trace amount of Copper in aqueous medeia, Ashwini, Gopalakrishna Bhat N and Ronald A Nazareth, Advanced Journal of Chemistry-Section A, Manuscript ID : AJCA -2104-1252 DOI:10.22034/AJCA.2021.276483.1252