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Q. Test for hydrocyanic acid? Hydrocyanic acid is present as an impurity in synthetic ethyl isothiocyanate, which is employed to make the flavour of mustard oil more pungent. T
Q. Isolation and purification of metals? metals as a group of elements have acquired a unique importance in the modern world. However, nature' does not generally offer us metal
Purification of raw water for domestic use involve following process: (1) SCREENING: T he raw water is passed through screens having large number of holes where floati
what are binary compounds of hydrogen?describe briefly hydrides formed by alkali metals and halogen?
An aqueous solution has a hydroxyl concentration of 1.75 x 10^-7mol/L. Find the concentration of hydrogen ions in this solution.
Mixed melting point - Criteria of purity of organic compound The melting point of two carefully mixed substances is known as mixed melting point. This can as well be used for
aavart sarini ke liye koi trick hai kya?
how can we calculate it?
Consider a SAWmodel for the same polymer, but with the ?rst monomer bonded to the wall. (This is the model we treated in class.) How many con?gurations have now been eliminated as
Elements of Group 13 are namely, boron, aluminium, gallium, indium and, thallium. While studying the alkali and alkaline earth metals, you have seen that all the elements of these
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