Redox Reaction Redox Reaction Introduction The redox reaction is related to gain or loss of electrons. A reaction in which…
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EQUILIBRIUM Class 11 Equilibrium Class 11 Introduction Equilibrium is the most important characteristic property of reversible reactions. These reactions for…
THERMODYNAMICS PDF THERMODYNAMICS PDF Introduction Chemical thermodynamics deals with the relationship between various forms of energy in a process. Thermodynamics…
Question 2.12: Electrons are emitted with zero velocity from a metal surface when it is exposed to radiation of wavelength…
Question 2.11: A 25-watt bulb emits monochromatic yellow light of wavelength of 0.57µm. Calculate the rate of emission of quanta…
Question 2.10: Electromagnetic radiation of wavelength 242 nm is just sufficient to ionize the sodium atom. Calculate the ionization energy…
Question 2.9: A photon of wavelength 4 × 10–7 m strikes on the metal surface, the work function of the…
Question 2.8: What is the number of photons of light with a wavelength of 4000 pm that provide 1 J…
Question 2.7: Calculate the wavelength frequency and wave number of a light wave whose period is 2.0 × 10–10 s.…
Class 11 Chemistry Chapter 2 Question 2.1 https://www.youtube.com/watch?v=_lNTTItFsbg&t=32s Question 2.1: (i) Calculate the number of electrons which will together weigh…