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A monosaccharide A has a molecular weight of 150 Da. The two stereoisomers B and C that are both optically inactive form when A reacts with NaBH4.
Show all dissimilar stereoisomers of B and show their stereochemical relationship.
The maximum number of electrons present in an orbit l= 3 , is: (1) 6 (2) 8 (3) 10 (4) 14 Ans: 14
Steric effect - Organic Chemistry On account of the existence of bulkier groups at the reaction centre, they makes problem as mechanical interference and with the result the at
How do i balance the following equation: Ni+CO==>NI(CO)4? I can''t figure out the oxidation state of Ni and C on the product side.
Aluminium metal is frequently used as a reducing agent for the extraction of metals such as Chromium, Manganese etc. Explain why? Ans) The free energy change for the formation o
Effect of impurities on resistivity: A small percentage of impurities can result in substantial increase in resistivity i.e. decrease in the conductivity. Mathem
Q. Classification of emulsifiers? Emulsifiers can be classified under two categories. These are: • Natural: These are naturally present in foods. Some examples are phosphol
number of electrons of cyanide
Electrolysis of Water in the Presence of an Indicator • Place ~ 50 mL of the thawed cabbage juice in the same glass container (after rinsing) used in Step 1. • Insert the ele
during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu
Q. What do you mean by Dative Covalent Bonds?Dative Covalent Bonds Ans. Sometimes both electrons in the shared pair come from one atom. This type of bond is called a dativ
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