Ncert Solutions Chemistry Class 11th

Among 10? g (each) of the following elements, which one will have the highest number of atoms?
Element: Pb, Po, Pr and Pt

The volume strength of 8.9M H?O? solution calculated at 273 K and 1 atm is (R = 0.0821 Latm K?¹ mol?¹) (rounded off to the nearest integer)
(p-block)

If the boiling point of H?O is 373 K, the boiling point of H?S will be:

Thermal power plants can lead to:

Of the species, NO, NO?, NO? and NO?, the one with minimum bond strength is

x g of NaCl is added to water in a beaker with a lid. The temperature of the system is raised from 1°C to 25°C. Which out of the following plots, is best suited for the change in the molarity ( M ) of the solution with respect to temperature? [Consider the solubility of NaCl remains unchanged over the temperature range]