3 JEE Main 2007 States of Matter previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2007 previous-year questions from the States of Matter chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the States of Matter chapter hub.
Equal masses of methane and oxygen are mixed in an empty container at 25ⁱrc C. The fraction of the total pressure exert…
A 5.25 \% solution of a substance is isotonic with a 1.5 \% solution of urea ( . molar mass =60 ~g ~mol⁻¹ ) in the same…
In the reaction. 2 Al₍s₎+6 HCl₍s₎ 2 Al₍aq₎³⁺+6 Cl₍aq₎⁻+3 H₂₍g₎,