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When CO2 is bubbled through a solution of barium peroxide in water (a) O2 is released (b) Carbonic acid is formed (c) H2O2 is formed When CO2 is bubbled through a solution of barium peroxide in water (a) O2 is released (b) Carbonic acid is formed (c) H2O2 is formed November 17, 2020 Category: Uncategorised [...]

Which of the following attacks glass (a) HCl (b) HF (c) HI (d) HBr Which of the following attacks glass (a) HCl (b) HF (c) HI (d) HBr November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Pure ammonia is placed in a vessel at a temperature where its dissociation constant (α ) is appreciable. At equilibrium, N2+3H2⇌2NH3 N2+3H2⇌2NH3 Pure ammonia is placed in a vessel at a temperature where its dissociation constant (α ) is appreciable. At equilibrium November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv [...]

A point source of light at the surface of a sphere causes a parallel beam of light to emerge from the opposite surface of the sphere. The refractive index of the material of the sphere is? A point source of light at the surface of a sphere causes a parallel beam of light to emerge [...]

An example of a reversible reaction is

Which gas is liberated when Al4C3 is hydrolysed (a) CH4 (b) C2H2 (c) C2H6 (d) CO2 Which gas is liberated when Al4C3 is hydrolysed (a) CH4 (b) C2H2 (c) C2H6 (d) CO2 November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following cuts ultraviolet rays (a) Soda glass (b) Crook’s glass (c) Pyrex (d) None of these Which of the following cuts ultraviolet rays (a) Soda glass (b) Crook's glass (c) Pyrex (d) None of these November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

One mole of N2O4 gas at 300 K is kept in a closed container at 1 atm. It is heated to 600 K when 20 percent by mass of N2O4 decomposes to NO2(g). The resultant pressure is One mole of N2O4 gas at 300 K is kept in a closed container at 1 atm. It [...]

Lead pipes are corroded quickly by (a) Dil. H2SO4 (b) Conc. H2SO4 (c) Acetic acid (d) water Lead pipes are corroded quickly by (a) Dil. H2SO4 (b) Conc. H2SO4 (c) Acetic acid (d) water November 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

A prism of a certain angle deviates the red and blue rays by 8 degree and 12 degree respectively. Another prism of the same angle deviates the red and blue rays by 10 degree and 14 degree respectively. The prisms are small angled and made of different materials. The dispersive powers of the materials of [...]