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Soaps - Oils and fats
Soaps are the metallic salts of higher fatty acids like stearic, palmitic, oleic, etc. The potassium and sodium salts are the common soaps that are soluble in water and employed for cleansing purposes. Soaps of other metals foe example magnesium, zinc, calcium, chromium, lead, etc., are not soluble in water. These are not employed for cleansing purposes but for other purposes (lubricants, driers, adhesives, etc.)
The electrons would go to lower energy levels first and then to higher energy levels according to which of the following: (1) Aufbau principle (2) Pauli's exclusion princip
what is allotropy
What is the Bond Order of Li(2)(minus) anion molecule? Ans) No. of bonding elecrtons =3 (valence), anti bonding =0 (given its state) thus =bond order =3/2=1.2
Uses of Benzaldehyde - Aldehydes and Ketones Benzaldehyde is used, (a) In perfumery (d) In manufacture of dyes (c) In preparation of benzoic acid, cinnamic acid, cinna
Hard magnetic material is characterized by Hard magnetic material is characterized by two substance:- a) High residual magnetic induction.. b) High coercive force
In hydrogen spectrum the different lines of Lyman series are present is : (1 )UV field (2) IR field (3) Visible field (4) Far IR field Ans: UV field
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
synthesis of di and tri substituted benzenes(symmetrical tribromo benzene, 2-amino-5methylphenol, 3-nitro-4-bromobenzoic acid, 3,4-dibromonitrobenzene, 1,2,3-trimethyl benzene) sta
Separation methods: The present unit gives an introduction to the course on separation methods. It highlights the utility of separations within the analysis and recovery of pu
The number of neutron in tritium is : (1) 1 (2) 2 (4) 3 (4) 0 Ans: 2
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