Electrochemistry

JEE Main · Chemistry · 7 past questions

These are the board's own papers. 160 more board questions reprinted in the books we use in class are for signed-in students: sign in.

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Q1 2026 2 Apr Shift 1

An electrochemical cell is constructed using half cells in the direction of spontaneous change…
Q4 2026 5 Apr Shift 2

One half cell in a voltaic cell is constructed by dipping silver rod in AgNO$_3$ solution of unknown…
Q5 2026 5 Apr Shift 2

At 298 K, the molar conductivity of $x$% (w/w) MX solution (aqueous) is 123.5 S cm$^2$ mol$^{-1}$. The…
Q6 2026 6 Apr Shift 1

Consider the following data.…
Q7 2026 8 Apr Shift 2

Given at 298 K : $E^{\ominus}_{Fe^{2+}/Fe} = X$ Volt, $E^{\ominus}_{Fe^{3+}/Fe} = Y$ Volt. The…