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Formation of esters (Esterification)
(1) The reaction is shifted to the right via using excess of alcohol or removal of water by distillation.
(2) The reactivity of alcohol towards esterification.
tert-alcohol < sec-alcohol < pri-alcohol < methyl alcohol
(3) The acidic strength of carboxylic acid plays just a minor role.R3CCOOH2CHCOOH2COOH3COOH
Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum
Q. Explain about coordination compound? These compounds are usually formed by the donation of pair of electrons to the central metal ion by the group of ions or molecules. The
No. of valence orbitals- No of Hybrid orbitals.Apply the formula for no. of hybrid orbitals.If it exceeds 4 then the answer is 0.
ORIGIN AND ABUNDANCE OF THE ELEMENTS The synthesis of elements needs nuclear reactions, of which the most important type is the fusion of two light nuclei to prepare one of
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Calculate the free energy change of following reaction at298 kelvin H2+I2=2HI if the enthalpy change is 51.8816kj and the entropy change is 166.15j is this reaction thermodyanamica
discuss the structure of beryllium chloride Becl2.
Wurtz reaction and Allylic bromination by N-Bromosuccinimide (A) Wurtz reaction - Ethyl bromide on treatment along with metallic sodium forms butane, ethane and ethylene by inc
What is the nature of chemical bonding between Cs and F: (1) Covalent (2) Ionic (3) Coordinate (4) Metallic Ans: Ionic
Q. What are the Chemical Properties of Halogens? Ans. he halogens have 7 valence electrons in their outermost shell. Note that 7 is one electron short of the octet.
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