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In a reaction A2(g) + 4B2(g)⇋2AB4(g) ; ΔH
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Nov
In a reaction A2(g) + 4B2(g)⇋2AB4(g) ; ΔH In a reaction A2(g) + 4B2(g)⇋2AB4(g) ; ΔH November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 7 - Equilibrium , Chemistry ,
pH of a solution of a strong acid is 5.0 . What will be the pH of the solution obtained after diluting the given solution 100 times ?
16
Nov
pH of a solution of a strong acid is 5.0 . What will be the pH of the solution obtained after diluting the given solution 100 times ? pH of a solution of a strong acid is 5.0 . What will be the pH of the solution obtained after diluting the given solution 100 times [...]
For the reaction, H2(g) + CO2(g)⇌CO(g)+H2O(g) If the initial concentration of [H2 ]=[CO ] and x mol/L of hydrogen is consumed at equilibrium the correct expression of Kp is:
16
Nov
For the reaction, H2(g) + CO2(g)⇌CO(g)+H2O(g) If the initial concentration of [H2 ]=[CO ] and x mol/L of hydrogen is consumed at equilibrium the correct expression of Kp is: For the reaction H2(g) + CO2(g)⇌CO(g)+H2O(g) If the initial concentration of [H2 ]=[CO ] and x mol/L of hydrogen is consumed at equilibrium the correct expression [...]
40 ml of 0.1 M ammonia is mixed with 20 ml of 0.1M HCI. What is the pH of the mixture ? (pKb of ammonia solution is 4.74.)
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Nov
40 ml of 0.1 M ammonia is mixed with 20 ml of 0.1M HCI. What is the pH of the mixture ? (pKb of ammonia solution is 4.74.) A string of mass 2.50 kg is under a tension of 200 N. The length of the stretched string is 20.0 m. If the transverse jerk is [...]
What is the maximum number of electrons that may be present in all the atomic orbitals with principle quantum no. 3 and azimuthal quantum no. 2?
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Nov
What is the maximum number of electrons that may be present in all the atomic orbitals with principle quantum no. 3 and azimuthal quantum no. 2? What is the maximum number of electrons that may be present in all the atomic orbitals with principle quantum no. 3 and azimuthal quantum no. 2? November 16, 2020 [...]
According to Bohr theory, the electronic energy of the hydrogen atom in the nth Bohr orbit is given by En = −n^2 / -21.7 × 10^−19 J Calculate the longest wavelength of electron from the 3rd Bohr’s orbit of the He^+ ion.
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Nov
According to Bohr theory, the electronic energy of the hydrogen atom in the nth Bohr orbit is given by En = −n^2 / -21.7 × 10^−19 J Calculate the longest wavelength of electron from the 3rd Bohr’s orbit of the He^+ ion. According to Bohr theory the electronic energy of the hydrogen atom in [...]
Estimate the difference in energy between the first and second Bohr orbit for hydrogen atom. At what minimum atomic number would a transition from n=2 to n=1 energy level result in the emission of X-rays with l = 3.0×10^ −8 m? Which hydrogen-like species does this atomic number correspond to?
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Nov
Estimate the difference in energy between the first and second Bohr orbit for hydrogen atom. At what minimum atomic number would a transition from n=2 to n=1 energy level result in the emission of X-rays with l = 3.0×10^ −8 m? Which hydrogen-like species does this atomic number correspond to? calculate the kinetic energy of [...]
What transition in the hydrogen spectrum would have the same wavelength as the Balmer transition, n=4 to n=2 of He^+ spectrum?
16
Nov
What transition in the hydrogen spectrum would have the same wavelength as the Balmer transition, n=4 to n=2 of He^+ spectrum? n=4 to n=2 of He + spectrum? What transition in the hydrogen spectrum would have the same wavelength as the Balmer transition November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 [...]
Iodine molecule dissociates into atoms after absorbing light of wavelength 4500 A˚ . If one quantum of light is absorbed by each molecule, calculate the kinetic energy of the iodine atoms. [Given B.E. of I2 = 240 kJ/mol ^-1)
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Nov
Iodine molecule dissociates into atoms after absorbing light of wavelength 4500 A˚ . If one quantum of light is absorbed by each molecule, calculate the kinetic energy of the iodine atoms. [Given B.E. of I2 = 240 kJ/mol ^-1) calculate the kinetic energy of the iodine atoms. [Given B.E. of I2 = 240 kJ/mol ^-1) [...]
Calculate the wave number for the shortest wavelength transition in Balmer series of atomic hydrogen.
16
Nov
Calculate the wave number for the shortest wavelength transition in Balmer series of atomic hydrogen. Calculate the wave number for the shortest wavelength transition in Balmer series of atomic hydrogen. November 16, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 2 - Atomic Structure , Chemistry [...]