1
JEE Main 2022 (Online) 27th June Evening Shift
Numerical
+4
-1
Change Language

For the reaction taking place in the cell :

Pt (s)| H2 (g)|H+(aq) || Ag+(aq) |Ag (s)

E$$_{cell}^o$$ = + 0.5332 V.

The value of $$\Delta$$fG$$^\circ$$ is ______________ kJ mol$$-$$1. (in nearest integer)

Your input ____
2
JEE Main 2022 (Online) 27th June Evening Shift
Numerical
+4
-1
Change Language

It has been found that for a chemical reaction with rise in temperature by 9 K the rate constant gets doubled. Assuming a reaction to be occurring at 300 K, the value of activation energy is found to be ____________ kJ mol$$-$$1. [nearest integer]

(Given ln10 = 2.3, R = 8.3 J K$$-$$1 mol$$-$$1, log 2 = 0.30)

Your input ____
3
JEE Main 2022 (Online) 27th June Evening Shift
Numerical
+4
-1
Change Language

0.25 g of an organic compound containing chlorine gave 0.40 g of silver chloride in Carius estimation. The percentage of chlorine present in the compound is ___________. [in nearest integer]

(Given : Molar mass of Ag is 108 g mol$$-$$1 and that of Cl is 35.5 g mol$$-$$1)

Your input ____
4
JEE Main 2022 (Online) 27th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The number of points of intersection of

$$|z - (4 + 3i)| = 2$$ and $$|z| + |z - 4| = 6$$, z $$\in$$ C, is :

A
0
B
1
C
2
D
3
JEE Main Papers
2023
2021
EXAM MAP