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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.
Why are they (Lanthanides and Actinides) called Inner Transition Elements?
convert km to m
Construction and working of calomel electrode with a labelled diagram
decomposition of carbonates
In neutral atom, which particles are equivalent: (1) P + e + (2 ) e - e + (3) e -, P + (
The total number of orbitals in an energy level designated by principal quantum number n is equal to: (1) 2n (2) 2n 2 (3) n
When heated calcium hydroxide as well as ammonium chloride reacts to produce water vapor ammonia gas and solid calcium chloride. Presume 5.00g of calcium hydroxide as well as 10.00
Write conditions and reactions for the following conversions: (i) Chloroform into diethylcarbonate (ii) Phenol into salicylic acid (iii) 2-propanone into 2-inethyl-2-prop
The energy of an electron in the first Bohr orbit of H atom is-13.6eV . The possible energy value(s) of the excited state(s) for electrons in Bohr orbits to hydrogen is(are):
Q. What is Standard Enthalpy of Formation? Ans. It is really difficult to measure the total energy content or absolute entropy of a substance. In order to quantify entropy
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