Welcome to CRPF Public School,Jawahar Nagar. Visit www.ecrpfps.com An intiative for Digital Education
Today's Thought: "We are what our thoughts have made us; so take care about what you think. Words are secondary; thoughts live and travel far.”

XI-CHEMISTRY

chapter-1(c)-Percentage 


Chapter-1-Empirical formula -


Empirical & Molecular formulas of compounds.

Numericals on E.F & M.F

chapter-1(b)-Numericals on mole 

SOME BASIC CONCEPTS CHEMISTRY




NUMERICALS ON MOLE CONCEPT