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For number 8 I know the answer is B but I don’t know why it’s not A and for 18 plz draw starting material and plz show step by step mechanism.
8. What are the missing reagents in the following reaction? I 1)? Step 1 Step 2 (a) NH3 (b) NaNH2 1-bromo-3-methylbutane (c)
18. 1) excess NaNH2, heat 2) H20 3) HgSO4/H2SO/H2O
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Answer #1

s-Bro NaNH2 i.e. sodum amicle isa use which can romning megadive change a上The corbe nakon case of opfion N#2 ie. ammonia s no

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