1
JEE Main 2021 (Online) 1st September Evening Shift
Numerical
+4
-1
Change Language
The molar solubility of Zn(OH)2 in 0.1 M NaOH solution is x $$\times$$ 10$$-$$18 M. The value of x is _________ (Nearest integer)

(Given : The solubility product of Zn(OH)2 is 2 $$\times$$ 10$$-$$20)
Your input ____
2
JEE Main 2021 (Online) 1st September Evening Shift
Numerical
+4
-1
Change Language
For the reaction, 2NO2(g) $$\rightleftharpoons$$ N2O4(g), when $$\Delta$$S = $$-$$176.0 JK$$-$$1 and $$\Delta$$H = $$-$$57.8 kJ mol$$-$$1, the magnitude of $$\Delta$$G at 298 K for the reaction is ___________ kJ mol$$-$$1. (Nearest integer)
Your input ____
3
JEE Main 2021 (Online) 1st September Evening Shift
Numerical
+4
-1
Change Language
The sum of oxidation states of two silver ions in [Ag(NH3)2] [Ag(CN)2] complex is _____________.
Your input ____
4
JEE Main 2021 (Online) 1st September Evening Shift
Numerical
+4
-1
Change Language
The number of atoms in 8g of sodium is x $$\times$$ 1023. The value of x is ____________. (Nearest integer)

[Given : NA = 6.02 $$\times$$ 1023 mol$$-$$1

Atomic mass of Na = 23.0 u]
Your input ____
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12