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Hydrogen peroxide in its reaction with KIO4 and NH2OH respectively, is acting as a (a) Reducing agent, oxidising agent (b) Reducing agent, reducing agent
28
Nov
Hydrogen peroxide in its reaction with KIO4 and NH2OH respectively, is acting as a (a) Reducing agent, oxidising agent (b) Reducing agent, reducing agent Hydrogen peroxide in its reaction with KIO4 and NH2OH respectively is acting as a (a) Reducing agent oxidising agent (b) Reducing agent reducing agent November 28, 2020 Category: Uncategorised (JEE Advanced [...]
An X-ray beam of wavelength 10^-10 m falls on a crystal of atomic spacing 2 × 10^-10 m. The Bragg angle for the second order reflection will be
28
Nov
An X-ray beam of wavelength 10^-10 m falls on a crystal of atomic spacing 2 × 10^-10 m. The Bragg angle for the second order reflection will be An X-ray beam of wavelength 10^-10 m falls on a crystal of atomic spacing 2 × 10^-10 m. The Bragg angle for the second order reflection will [...]
The product formed in the reaction of SOCl2 with white phosphorous is (a) PCl3 (b) SO2Cl2 (c) SCl2 (d) POCl3
28
Nov
The product formed in the reaction of SOCl2 with white phosphorous is (a) PCl3 (b) SO2Cl2 (c) SCl2 (d) POCl3 The product formed in the reaction of SOCl2 with white phosphorous is (a) PCl3 (b) SO2Cl2 (c) SCl2 (d) POCl3 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The shortest wavelength of X-rays emitted from an X-ray tube depends upon
28
Nov
The shortest wavelength of X-rays emitted from an X-ray tube depends upon The shortest wavelength of X-rays emitted from an X-ray tube depends upon November 28, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 30 - Atoms , Physics ,
In Bohr model of hydrogen atom, which of the following is quantised ?
28
Nov
In Bohr model of hydrogen atom, which of the following is quantised ? In bohr model of hydrogen atom which of the following is quantised ? November 28, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 30 - Atoms , Physics ,
Among the following oxoacids, the correct decreasing order of acid strength is (a) HOCl > HClO2 > HClO3 > HClO4
28
Nov
Among the following oxoacids, the correct decreasing order of acid strength is (a) HOCl > HClO2 > HClO3 > HClO4 Among the following oxoacids the correct decreasing order of acid strength is (a) HOCl > HClO2 > HClO3 > HClO4 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is (a) Ag (b) Ca (c) Cu (d) Cr
28
Nov
The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is (a) Ag (b) Ca (c) Cu (d) Cr The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is (a) Ag (b) Ca (c) Cu (d) Cr November 28, 2020 Category: Uncategorised (JEE Advanced [...]
When light of wavelength λ is incident on photosensitive surface, the stopping potential is V. When light of wavelength 3λ is incident on same surface, the stopping potential is V6. Threshold wavelength for the surface is
28
Nov
When light of wavelength λ is incident on photosensitive surface, the stopping potential is V. When light of wavelength 3λ is incident on same surface, the stopping potential is V6. Threshold wavelength for the surface is the stopping potential is V. When light of wavelength 3λ is incident on same surface the stopping potential is [...]
The energy flux of sunlight reaching the surface of the earth is 1.388×10^3 Wm^−2. How many photons (nearly) per square metre are incident on the earth per second ? Assume that the photons in the sunlight have an average wavelength of 550 nm.
28
Nov
The energy flux of sunlight reaching the surface of the earth is 1.388×10^3 Wm^−2. How many photons (nearly) per square metre are incident on the earth per second ? Assume that the photons in the sunlight have an average wavelength of 550 nm. What is the energy of photon whose wavelength is 6840 Å ? [...]
Concentrated nitric acid, upon long standing, turns yellow-brown due to the formation of (a) NO (b) NO2 (c) N2O (d) N2O4
28
Nov
Concentrated nitric acid, upon long standing, turns yellow-brown due to the formation of (a) NO (b) NO2 (c) N2O (d) N2O4 Concentrated nitric acid turns yellow-brown due to the formation of (a) NO (b) NO2 (c) N2O (d) N2O4 upon long standing November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]