1
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Out of Syllabus
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In a solid AB, A atoms are in ccp arrangement and B atoms occupy all the octahedral sites. If two atoms from the opposite faces are removed, then the resultant stoichiometry of the compound is AxBy. The value of x is ____________. [nearest integer]

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2
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

Amongst SF4, XeF4, CF4 and H2O, the number of species with two lone pairs of electrons is _____________.

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3
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

A fish swimming in water body when taken out from the water body is covered with a film of water of weight 36 g. When it is subjected to cooking at 100$$^\circ$$C, then the internal energy for vaporization in kJ mol$$-$$1 is ___________. [nearest integer]

[Assume steam to be an ideal gas. Given $$\Delta$$vapH$$^\Theta $$ for water at 373 K and 1 bar is 41.1 kJ mol$$-$$1 ; R = 8.31 J K$$-$$1 mol$$-$$1]

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4
JEE Main 2022 (Online) 26th June Evening Shift
Numerical
+4
-1
Change Language

The osmotic pressure exerted by a solution prepared by dissolving 2.0 g of protein of molar mass 60 kg mol$$-$$1 in 200 mL of water at 27$$^\circ$$C is ______________ Pa. [integer value]

(use R = 0.083 L bar mol$$-$$1 K$$-$$1)

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