Named reactions of carbonyl compounds

Which of the following is the mechanism of reactions of carbonyl compounds ?

Other Important Name Reactions OF Carbonyl Compounds

Incorrect order of the following with respect to nucleophillic addition reaction of carbonyl compound is

Which of the following on reaction with aluminimum produces a compound that is used in Meerwein -Ponndrof-Verly reduction of carbonyl compounds?

Alkenes and carbonyl compounds both contain a pi bond but alkenes show electrophilic addition reactions whereas carbonyl compounds show nucleophilic addition reactions. Explain.

The reactivity of carbonyl compounds towards nucleophilic addition reaction gets affected by

In nuncleophilic substitution reactions the reactivity of carbonyl compounds follows order

Which type of reaction in the reduction of carbonyl compound with LAH and NaBH_(4) occurs, and which nucleophile takes part in the reaction?