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Name the principal ore of tin or lead.
Describe the different steps (along with equationsfor the reactions) involved in the extraction of the metal from the ore named.
Name an important alloy of each, tin and lead.
Q. Show the Extraction of Oxygen? Oxygen is separated from air on a large scale by the fractional distillation of liquid air. It is obtained as a by-product along with hydrogen
Dielectric loss: These losses occur because of electrons hopping from single lattice site to another in transition metal oxides.
Physical properties - Alkyl nitrites (1) At ordinary temperature it is a gas that can be liquified on cooling to a colourless liquid, (boiling point 17°C) comprising characteri
Q. Explain Emulsion stability? The stability of an emulsion is determined by the viscosity of the continuous phase, presence of an emulsifier, the concentration of the emulsifi
What is aromatic hydrocarbon
what are the chemical properties of colloids
How does an equilibrium is disturbed by adding 1 mole of H2 in the following reaction: N 2 + 3H 2 ----> 2NH 3 Ans) The equilibrium will not be affected according to Le Chatel
Classification of Carboxylic acids (a) Carboxylic acids are categorized as dicarboxylic acids, tricarboxylic acids and monocarboxylic acids etc. depending upon the number of -
s block
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