BChC, 2012–2013
pdf 1th round Problems Solutions
pdf 2nd round Problems Solutions
pdf BChC best tasks
pdf Results
BChC, 2011–2012
pdf General chemistry
Physical chemistry
Analytical chemistry
Inorganic chemistry
Organic chemistry
Solutions
pdf Results
BChC, 2010–2011
pdf 1th round Problems Solutions
pdf 2nd round Problems Solutions
pdf 3rd round Problems
pdf 4rd round Problems ans solutions
pdf Results
BChC, 2009–2010
pdf 1st round Problems Solutions
pdf 2nd round Problems Solutions
pdf 3rd round Problems
pdf 4th round Solutions
pdf Results