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Tests for acetone - Legal test
(a) Legal's test: while a few drops of prepared freshly sodium nitroprusside and sodium hydroxide solution are added or mixed to an aqueous solution of acetone, a wine colour is acquired that changes to yellow on standing.
Mustard Although the primary use of mustard seeds is a condiments, important new food applications are regularly being found. Commercially available mustard products include m
Uses of Alkyl nitrites (1) Ethyl nitrite dialates the blood vessels and so accelerates pulse rate and lowers blood pressure thus it is utilized for a medicine for the treatment
how can the melting point be used to determine the purity of organic compounds
Test of proteins - Biuret test (i) Biuret test : By adding a dilute solution of copper sulphate to alkaline solution of protein, a violet colour is made. This test is because o
How do impurities and temperature affect electrical resistivity of metals? Ans: Temperature effect on resistivity: Any increase in temperature of a conductor increase
Q. What is Calcinations process? This is fie method of heating the concentrated ore in a limited supply of air to a high temperature but under the fusion temperature. In calcin
17.4g CaCO3= mol O
what is the errors in this experment?
Entropy (S) is a molecular 'disorder', or more precisely 'the number of microscopic arrangements of energy possible in a macroscopic sample'. Entropy depends strongly on the state
Physical properties of Nitro alkanes or Nitroparaffins (1) Nitro alkanes are colourless, pleasant smelling liquids. (2) These are sparingly soluble in water but enthusiastic
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