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Q. Test for the presence of argemone oil?
This test helps to detect the presence of argemone oil. Argemone mexicana is the plant, which yields seeds of this oil. The seeds are very small similar to black mustard seeds but has striations and pointed end. Oil extracted from these seeds is toxic in nature and results in epidemic dropsy. These toxic substances are soluble in HCl and with Ferric Chloride (FeCl3) they are precipitated out. These precipitates contain needle-shaped crystals and can be observed microscopically.
glutamic acid standard estimation protocol
The electronic configuration of chromium is: (1) [Ne]3s 2 , 3p 6 , 3d 4 , 4s 2 , (2) [Ne]3s 2 , 3p 5 , 3d 4 , 4s 1 , (3) [Ne]3s 2 , 3p 6 , 4s 2 ,
The isomerim exhibited by the compounds having the same molucular formula but they having different functional groups is called functional group isomerism.For example C 3 H 6 O c
Synthetic Detergents - Oils and Fats The synthetic Syndets or detergents are substitutes of soaps. They comprise cleansing power as good or better as compared to ordinary soaps
glycerol,synthesis from propane
A 4.00-g sample of iodine was reacted completely with excess bromine. The mass of the compound formed was 11.56-g. Determine the empirical formula.
The set of quantum numbers n= 3, l=0, m=0, s= -1/2 belongs to the element: (1) Mg (2) Na (3) Ne (4) F Ans: Mg
A copper tube 1 inch in diameter and 2 feet long is filled with steel balls of 1 inch diameter. The space between the balls is filled with water. The specific gravity of steel 7.8.
which among the following species have the same no of electrons in its outermost as well as penultimate shell
when H+ is removed from any compound it forms conjugate acid. the addition of H+ ion gives conjugate base.
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