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1. Alcohols and amines are both nucleophilic. Explain why this reaction occurs to form Benadryl (diphenhydramine)
2. Outline a reasonable synthesis of the following:
3. Complete the short synthesis below by providing the necessary reagents.
4. An SN2 reaction is characterized by inversion of configuration. Propose a sequence that would allow the preparation of the nitrile derivative B from bromide A. Note that there is no change in the overall stereochemistry of the product. More than one step may be required to complete the sequence.
5. Provide structures for compounds A-E, which are formed in the following reactions. Pay attention to stereochemistry where appropriate.
write a conclusion on this topic
calculate M of 3m solution of NaCl of density of 1.05 gm/ml
Q. Determine Mass to charge ratio of the electron? Ans. Eventually, Thomson was able to find the ratio of the electron's mass to its electrical charge (m/e). Regardless o
You are given a sample block of an unknown metal. The block displaces 3.24 mL of water and has a mass of 62.5429 g. What is the density of the unknown metal? What is the metal?
acidity of monocaboxylic acid
Reactions of Alkaline earth metals with oxygen: Write the reactions of any two elements of group II A with oxygen. Ans. Alkaline earth metals react with oxygen to form corr
Ask quThe maximum number of electrons which each sub-shell can occupy is 2(2l+1)
A medicine dropper is an instrument used to calculate small amount of liquids, usually in milligrams.
What is meant by entropy driven reaction? How can a reaction with positive changes of enthalpy and entropy are made entropy driven
The angular momentum of an electron depends on: (1) Principal quantum number (2) Azimuthal quantum number (3) Magnetic quantum number (4) All of these Ans: Azimutha
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