Sodium borohydride and lithium aluminum hydride are two of the most commonly used reducing agents. match the comments below to the reducing agent by dragging the statements into the appropriate box. if both reducing agents match the statement then drag the statement into the box lableled "true for both hydrides. true for onl true for only lithium aluminum hydride sodium borohydride true for both hydrides reduces aldehydes to s the least reactive s the safest to use primary alcohols of the two hydrides. reduces carboxylic acids reduces esters. can be used in reactions to primary alcohols with methanol solvent reduces ketones to secondary alcohols