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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.
why glass electrode is called indicator electrode
There is no difference between a2p and a 3p orbital regarding: (1) Shape (2)Size (3)Energy (4) Value of Ans: Shape
Give the name of the molecular shape of each of the following. (1 mark each) 1) silicon tetraiodide
Azimuthal quantum number for last electron of Na atom is: (1) 1 (2) 2 (3) 3 (4) 0 Ans: 0
how we can understand a katod in solution
Q. Illustrate Classification of Matter? Pure Substances In order to understand what a pure substance is, you must think of it on an atomic level. Elements and compounds
Antibiotics: A chemical substance generated by or derived from living cells that is able of inhibiting the life procedures or even destroying micro-organism is known as Antibio
Explain the Preparation of Sodium Hydroxide I. PURPOSE OF THE EXPERIMENT The purpose of this laboratory activity is to prepare a NaOH solution, determine the concentration of
why is hcl used in acid radical
Write chemical tests to distinguish among: a) Phenol and Benzoic acid b) Propanal and propanone c) Formic acid and Acetic acid
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