Q91: HPSC Prelims 2023 GS-II — Previous Year Question with Answer

Take few drops of onion juice, dilute vanilla essence and clove oil in three different test tubes and consider the following statements: 1. The characteristic smell of onion vanishes upon addition of NaOH, however it persists with HCl. 2. The characteristic smell of vanilla is lost upon addition of HCl, however it persists with NaOH. 3. The characteristic smell of clove oil is lost upon addition of NaOH in it. How many of the statements given above are correct?