Vol. 26 No. 2 (2012) | Bulletin of the Chemical Society of Ethiopia

Published: 2012-06-18

Spectrophotometric determination of nitrite by its catalytic effect on the oxidation of congo red with bromate

Zenovia Moldovan

DOI:

10.4314/bcse.v26i2.1

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Comparison of sorption capacity and surface area of activated carbon prepared from Jatropha curcas fruit pericarp and seed coat

O.F. Okeola, E.O. Odebunmi, O.M. Ameen

DOI:

10.4314/bcse.v26i2.2

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Kinetic and equilibrium study for the sorption of Pb(II) ions from aqueous phase by water hyacinth (Eichhornia crassipes)

Genson Murithi, Charles O. Onindo, Gerald K. Muthakia

DOI:

10.4314/bcse.v26i2.3

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Removal of Pb(II) from aqueous solution by natural and synthetic calcites

Folahan Amoo Adekola, Nasiru Abdus Salam, Haleemat Iyabode Adegoke, Ayomadewa Mercy Adesola, Jacob Ishola Dele Adekeye

DOI:

10.4314/bcse.v26i2.4

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Chemical structures and theoretical models of lean premixed atmospheric-pressure propene/O₂/N₂ flames

A. Seydi, J. Biet, J.L. Delfau, C. Vovelle

DOI:

10.4314/bcse.v26i2.5

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Effect of dielectric constant of medium on chemical speciation of L-histidine complexes of Co(II), Ni(II) and Cu(II)

Raju Sala, Ananda Kumar Bokka, Bharath Kumar Naik Kethavath, Nageswara Rao Gollapalli

DOI:

10.4314/bcse.v26i2.6

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Speciation of L-aspartic acid complexes of Co(II), Ni(II), Cu(II) and Zn(II) in acetonitrile- and ethylene glycol-water mixtures

Nethala Vijaya Kumar, Bathula Sreekanth, Gollapalli Nageswara Rao

DOI:

10.4314/bcse.v26i2.7

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DABCO catalyzed synthesis of new 2-amino-8-arylidene-4-aryl-5,6,7,8-tetrahydrobenzo- 4H-pyran-3-carbonitriles from α,ά-bis(substituted benzylidene)cycloalkanones

Gholam Hossein Mahdavinia, Mohammad Ali Bigdeli, Fatemeh Kooti

DOI:

10.4314/bcse.v26i2.8

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Microwave-assisted synthesis and evaluation of antibacterial activity of 2,2'-(naph- thalene-2,7-diylbis(oxy))bis(N'-substituted acetohydrazide) derivatives

K. Venkatesan, V.S.V. Satyanarayana, A. Sivakumar

DOI:

10.4314/bcse.v26i2.9

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Easy to use program “Simkine3” for simulating kinetic profiles of multi-step chemical Systems and optimisation of predictable rate coefficients therein

M.N. Shezi, S.B. Jonnalagadda

DOI:

10.4314/bcse.v26i2.10

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Theoretical molecular structure, vibrational frequencies and NMR investigations of 2-[(1E)-2-aza-2-(5-methyl(2-pyridyl)ethenyl)]-4-bromobenzen-1-ol

Metin Bilge, Hasan Bircan, Özgür Alver, Cemal Parlak

DOI:

10.4314/bcse.v26i2.11

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Photoelectrochemical solar energy conversion based on blend of poly(3-hexylthiophene) (P3HT) and 1-(3-methoxycarbonyl) propyl-1-phenyl [6,6]C₆₁ (PCBM)

Sisay Tadesse, Teketel Yohannes

DOI:

10.4314/bcse.v26i2.12

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Quantitative determination of formaldehyde by spectrophotometry utilizing multivariate Curve resolution alternating least squares

Mohammadreza Khanmohammadi, Nasser Dalali, Farshad Karami, Amir Bagheri Garmarudi, Hossein Nemati

DOI:

10.4314/bcse.v26i2.13

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Polyvinylpyrrolidone-bromine complex: An efficient polymeric reagent for selective preparation of benzyl bromides in the presence of hexamethyldisilane

Masoud Mokhtary, Moslem M. Lakouraj

DOI:

10.4314/bcse.v26i2.14

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AM1 and electron impact mass spectrometry study of the fragmentation of 4-acyl isochroman-1,3-diones

Abdoulaye Djandé, Bintou Sessouma, Félix B. Kini, Leopold Kaboré, Bayo Karifa, Pierre I. Guissou, Adama Saba

DOI:

10.4314/bcse.v26i2.15

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Bulletin of the Chemical Society of Ethiopia
Journal / Bulletin of the Chemical Society of Ethiopia / Vol. 26 No. 2 (2012) / Articles

Articles

Spectrophotometric determination of nitrite by its catalytic effect on the oxidation of congo red with bromate

DOI:

Comparison of sorption capacity and surface area of activated carbon prepared from Jatropha curcas fruit pericarp and seed coat

DOI:

Kinetic and equilibrium study for the sorption of Pb(II) ions from aqueous phase by water hyacinth (Eichhornia crassipes)

DOI:

Removal of Pb(II) from aqueous solution by natural and synthetic calcites

DOI:

Chemical structures and theoretical models of lean premixed atmospheric-pressure propene/O₂/N₂ flames

DOI:

Effect of dielectric constant of medium on chemical speciation of L-histidine complexes of Co(II), Ni(II) and Cu(II)

DOI:

Speciation of L-aspartic acid complexes of Co(II), Ni(II), Cu(II) and Zn(II) in acetonitrile- and ethylene glycol-water mixtures

DOI:

DABCO catalyzed synthesis of new 2-amino-8-arylidene-4-aryl-5,6,7,8-tetrahydrobenzo- 4H-pyran-3-carbonitriles from α,ά-bis(substituted benzylidene)cycloalkanones

DOI:

Microwave-assisted synthesis and evaluation of antibacterial activity of 2,2'-(naph- thalene-2,7-diylbis(oxy))bis(N'-substituted acetohydrazide) derivatives

DOI:

Easy to use program “Simkine3” for simulating kinetic profiles of multi-step chemical Systems and optimisation of predictable rate coefficients therein

DOI:

Theoretical molecular structure, vibrational frequencies and NMR investigations of 2-[(1E)-2-aza-2-(5-methyl(2-pyridyl)ethenyl)]-4-bromobenzen-1-ol

DOI:

Photoelectrochemical solar energy conversion based on blend of poly(3-hexylthiophene) (P3HT) and 1-(3-methoxycarbonyl) propyl-1-phenyl [6,6]C₆₁ (PCBM)

DOI:

Quantitative determination of formaldehyde by spectrophotometry utilizing multivariate Curve resolution alternating least squares

DOI:

Polyvinylpyrrolidone-bromine complex: An efficient polymeric reagent for selective preparation of benzyl bromides in the presence of hexamethyldisilane

DOI:

AM1 and electron impact mass spectrometry study of the fragmentation of 4-acyl isochroman-1,3-diones

DOI:

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