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

CNG is an important transportation fuel. When 100 g CNG is mixed with 208 g oxygen in vehicles, it leads to the formation of CO2 and H2O and produces large quantity of heat during this combustion, then the amount of carbon dioxide, produced in grams is ____________. [nearest integer]

[Assume CNG to be methane]

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

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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3
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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4
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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