Chemical Reactions and Equations

CBSE Class 10 · Science · 31 past questions

2 of 31 · show all

1. Q4 2026

   2 g of green coloured crystals of ferrous sulphate are heated in a dry boiling tube. Name the type of…

   Try it →
2. Q12 2025

   Electrolysis of water is a decomposition reaction. The mass ratio ($M_H : M_O$) of hydrogen and oxygen gases…

   Try it →