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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.
WHAT IS THE INITIAL CONCENTRATION
surface tension assingnment with diagram
Electronic configuration 1s 2 2s 2 2p 6 3s 2 3p 6 3d 5 4s 1 represents: (1) Ground state (2) Excited state (3) Anionic state (4) All of these Ans: Ground
Q. Occurrence of group 13 element? Both boron and aluminium have a high affinity for oxygen, so neither of them is found native. Boron occurs principally in the earth's crust a
Uses of Dihydric alcohols (a) Dihydric alcohols are used as antifreeze in car radiators. (b) Dihydric alcohols is used in the manufacture of dacron, dioxane etc. (c) Dihy
why does evaporation causes cooling
How can decrease alcohlic acidity in wheat flour.
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
What does the HA and A- stand for in buffer solution equations? Ka=HA/A-
The difference in the mass of 100 moles of sodium atoms and sodium ions is 5.48002grams .compute the mass of an electron
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