爱simply just means love,,,
the main meaning for 情 is feelings,all kinds of feeling including hate,angry and etc ,not only love.take some words for example: 感情,情趣,情绪。
the second meaning of 情 is concerned with love relationship,for example:爱情,情侣,情诗 。
the third meaning of 情 is situation,like 事情,实情,情形
hope my answer helps