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(a) Starting from a sample of chromate ore, how is potassium dichromate prepared? Explain all the steps included with chemical equations.
(b) Write the balanced chemical equation for the reaction among an acidified solution of potassium dichromate and potassium iodide.
unique prperties of colloids
Uses of methanol - Uses of monohydric alcohol (1) Methanol is extremely important industrial starting material for making formaldehyde, acetic acid and other chemicals. (2)
Out of the following, which compound will have electrovalent bonding: (1) Ammonia (2) Water (3) Calcium chloride (4) Chloro
Q. Explain about Chemistry and Matter? Chemistry is the study of matter as well as the changes that it undergoes. Matter is anything which has mass and takes up space. Mas
Q. What are the primary factors of influence solubility? Ans. Solubility is the extent to which a solute dissolves in a solvent. Solutions that have larger quantities of
Elevation in boiling point : Mol. Mass = (1000 K b * w) /W+ ΔT In which, K b stands for Molal elevation constant of the solvent, w stands for Mass of the compoun
electron partic;e moving as awave
Hybridisation of sulfury chloride
Q. Explain the Heating curve for water? Ans. When a substance is heated, it undergoes several phase changes. A heating curve is a diagram which illustrates the phase chan
Alkane is a organic compound which having single bond between c-c i.e alkane is a saturated compound.
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