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Nucleophilic aromatic substitution reaction
The product is formed by a nucleophilic aromatic substitution reaction in which chloride is displaced by hydroxide ion. The product is ionized by -OH present in the reaction mixture; addition of acid (H3O+) forms the neutral phenol.
The magnetic quantum number for an electron when the value of principal quantum number is 2 can have: (1)3 values (2) values (3)9 values (4)6 values Ans: 3 values
Q. Define the Methods of shelf life examination? Methods of shelf life examination are sensory evaluation, chemical analysis and microbiological analysis.
Metal carbonyls of transition elements constitute another important class of organometallic compounds. All d-block elements which contain only carbonyl ligands are called homolepti
Q. Write short notes on priming and foaming. Ans. Priming and foaming: When a boiler produces steam rapidly, some particles of the liquid water are carried along with the s
There are five d-orbitals totally existed. These are designated as d xy , d yz , , d xz , and . The shapes of these orbitals are explained below: The three or
Definitions A Br ø nsted base a proton acceptor, and Br ø nsted acid is a proton donor. In this definition an acid-base reaction accepts protolysis:
Uses of monohydric alcohol - Uses of ethanol (a) It is used in alcoholic beverages, (b) It is used as a solvent in varnishes, oils, paints, perfumes etc. (c) It is used i
The formal charge on the hydrogens are The formal charge on all the hydrogens is 0. For the other atoms: (a) Nitrogen has a complete octet and a formal charge of 0. (b) B
You have 9.00 grams of H2O at 263.15 Kelvin at 1.00 Atm. How many moles of ice do you have
Name the principal ore of tin or lead. Describe the different steps (along with equationsfor the reactions) involved in the extraction of the metal from the ore named. Name
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