State the mechanism name for the reaction of 2-bromobutane with aqueous sodium hydroxide.
Explain why the alcohol formed occurs as a pair of optical isomers.
Draw the three-dimensional representation of the two optical isomers of the alcohol made in (ii).
State the name of the mechanism for the reaction between 2-bromobutane and ethanolic sodium hydroxide.
Draw and name the structures of the pair of geometrical isomers formed when 2-bromobutane reacts with ethanolic sodium hydroxide.
State the name of the third alkene formed when 2-bromobutane reacts with ethanolic sodium hydroxide and explain why it does not show geometrical isomerism.
State the reagent required for reaction 1.
State the reagent required for reaction 2.
Give the structural formula for $X$.
Name the reaction type in reaction 4 and suggest a suitable reagent.
State the name of a solid catalyst for reaction 5.
Complete the mechanism for making 2-bromopropane from $Y$ in reaction 6 shown below. Include the structure of $Y$ together with any needed lone pairs, curly arrows, charges and partial charges.
Give the name of the mechanism in (vi).
$1$-bromopropane is a minor product of reaction 6. Explain why 2-bromopropane is the major product of reaction 6.