[问答题]
For each reaction de-6w idpa9qrn18)mapw scribed +i o hl((h qr7eyc,q-kbelow, specify its type and write its complete balanced chemical equation using the structural formulas hc r,-i(eqh kqo+l7y(of reactants and products.
1.Formation of butane from but-2-ene.
2.Formation of but-2-one from butan-2-ol.