Indian Journal of Chemistry Vol. ... B Thimme Gowda* & MC Mary Department of Post-Graduate Studies and Research in Chemistry, Mangalore University, Mangalagangothri 574 199, India Received 6 February 2001; revised 3 July ... 10' [NaOCI]o (mol dl~J) 102 [ArOI-l]o (mol dn;3) ...