Question

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Answer 1

37. It has two 3-centre - 2 electron bonds.

37. It has two 3-centre - 2 electron bonds.Explanation

37. It has two 3-centre - 2 electron bonds.Explanation In diborane structure, there are two three centre -2 electron (3 c - 2e) bonds also called hridge or banana bonds and four two centre -2 electron (2c - 2e) bonds also called terminal normal covalent bonds.

37. It has two 3-centre - 2 electron bonds.Explanation In diborane structure, there are two three centre -2 electron (3 c - 2e) bonds also called hridge or banana bonds and four two centre -2 electron (2c - 2e) bonds also called terminal normal covalent bonds.38.AlCl3 promotes the chlorination of aromatic molecules such as benzene, when chlorine (Cl2) is added. The AlCl3 is regenerated, and HCl is a byproduct. The Friedel-Crafts reaction is also promoted by AlCl3. In Friedel-Crafts acylation, the product is an aromatic ketone, and the byproduct is HCl.

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Answer 2

Answer:

38 . (a) it absorb Hcl

Explanation: