In the grignard reaction, what solvents would you recommend if THF was not available. Draw their chemical structures (at least two solvents must be given).
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In the grignard reaction, what solvents would you recommend if THF was not available. Draw their chemical structures (at least two solvents must be given).
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- Why should water be excluded from a Grignard reaction? Since this is the case, why does just addition of a cotton ball work for our reaction setup?8. A student was asked to find the acid and basic radicals in six simple salts provided to him labeled as A,B,C,D,E and F. When he examined them, he observed that sample B was blue in colour and the remaining five salts were white. Answer the following questions. a. Why is concentrated HCl used in performing the flame test and not any other concentrated acid? b. What clue does this blue colour give about sample B? c. What is the importance of a negative test in salt analysis? d. The student is aware that he has to classify the anions into groups. What is the basis of this classification? e. Describe one test which distinguishes a bromide ion from a nitrate ion. f. The student observed that when dil HCl was added to a pinch of sample A. it gave brisk effervescence which turned lime water milky, while sample E gave a gas with rotten egg smell with the same reagent. Identify the acid radicals in sample A and E from the above observation and write the balanced equations involvedWhy is the reaction mixture extracted with sodium bicarbonate? Give an equation and explain its relevance.
- prepare a flow sheet for the preparation of benzoic acid from a) bromobenzene and magnesium and b) phenylmagnesium bromide and carbon dioxide. using your knowledge of the physical properties of the solvents, reactants, and products, show how the products can be purified, indicate which layer should contain the product in the liquid/liquid extraction steps.When you react ammonia with a halogenated alkaline will you get only one organic product? Why or why not?Which of the following molecules gives a disproportionation reaction in a basic medium? A. benzyl alcohol B. benzamide C. benzonitrile D. benzaldehyde E. benzoic acid
- Why should we Study Elimination Reactions?For the following reactions, draw arrow-pushing mechanisms for each of the reactions that (a) extracted them into the aqueous layer and (b) forced them to precipitate out. Acidic compound precipitated after the addition of HCl.please make the explanation clear and thank you for your help
- What will happen to Dichloromethane when it is added to Silver nitrate? Does it gives a postive solution? Give an inference whyIs the Alkoxy ion a stable intermediate? If the reaction conditions were acidic , suggest the possible products formed from a Cannizaro reaction. Why is cleaning of glass equipment with acetone prohibited in this experiment?Write the products of the followng Grignard reactions