1
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Change Language

A solution of Fe2(SO4)3 is electrolyzed for 'x' min with a current of 1.5 A to deposit 0.3482 g of Fe. The value of x is ___________. [nearest integer]

Given : 1 F = 96500 C mol$$-$$1

Atomic mass of Fe = 56 g mol$$-$$1

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2
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Out of Syllabus
Change Language

Consider the following reactions:

PCl3 + H2O $$\to$$ A + HCl

A + H2O $$\to$$ B + HCl

The number of ionisable protons present in the product B is _______________.

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3
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Change Language

Amongst FeCl3.3H2O, K3[Fe(CN)6] and [Co(NH3)6]Cl3, the spin-only magnetic moment value of the inner-orbital complex that absorbs light at shortest wavelength is ____________ B.M. [nearest integer]

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4
JEE Main 2022 (Online) 25th June Evening Shift
Numerical
+4
-1
Out of Syllabus
Change Language

The Novolac polymer has mass of 963 g. The number of monomer units present in it are

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