First Published: November 23, 2010 | Last Updated:August 4, 2020
i have readYear 2011 has been officially designated by the United Nations as:-International Year of Chemistry
But What is this sir plz helphttp://www.un.org/News/Press/docs/2006/ga10565.doc.htm
IYC 2011 has been designated by UNESCO . What you read is by UN General Assembly. The year is same.
good help for the people who all r preparing for various exams.