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Potassium permanganate is prepared from pyrolusite (MnO 2 ) . Pyrolusite is fused with KOH in the presence of atmospheric oxygen or an oxidising agent like potassium nitrate or po
Q. Explain Combined Gas Law? Ans. The combined gas law combines Boyle's law and Charles' law. The combined gas law describes situations where a gas undergoes simul
Q. Illustrate crystal field splitting in octahedral complexes? Initially in a free ion state (I) all the orbitals are in degenerate state. In state (11), all the five orbitals
LIST METALIC AND NON METALIC ELEMENTS
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Classification of polymers - Thermoplastics These are the polymers that can be simply softened repeatedly while heated and hardened when cooled along with little change in the
what is enthalpy
Q. How to Prepare Chlorine in Laboratory? Chlorine is prepared by oxidation of hydrochloric acid with potassium permanganate: 2KMnO 4 + 16HCl -> 2KCl + 2MnCl 2 + 8H 2 O +
Physical properties of Amino acids (a) Amino acids are colourless, crystalline substances comprising sweet taste. They melt along with decomposition at higher temperature (much
Q. What is Spontaneous processes? Ans. Spontaneous processes are events which occur without any assistance. When an object is held above the floor, it falls when released. Ic
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