Which of the following procedures (more than I may work) makes sense to clean gl

Question

Which of the following procedures (more than I may work) makes sense to clean glassware before starting this lab: i) water, then ether - let dry iwater, then dry ili) acetone, then ether, let dry iv) water, acetone, ether- let dry yfacetone, let dry 1. 2. If the first step of the reaction were done with an excess of magnesium, what step of the reaction workup helps get rid of excess magnesium, and how? 3. Which of the following solvents would be suitable, both for a Grignard reaction, and for the subsequent work up and extraction? tetrahydrofuran chloroform ethyl acetate methanol diethyl ether

Explanation / Answer

1. Both options ii and v are correct.

2.washing with diethyl ether since it capture the Mg and stops the further reaction..

3. Diethyl ether, it won't react with Grignard reagent.

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