Hair shampoos belong to which class of synthetic detergent?

Which of the following statements about aspirin is not true?

Correct statements with respect to morphine $(X)$ and Veronal $(Y)$ are:
$A$. Both $X$ and $Y$ are sleep-producing agents.
$B$. $X$ is hypnotic and $Y$ is analgesic.
$C$. $X$ is analgesic and $Y$ is hypnotic.
$D$. $X$ is non-narcotic analgesic and $Y$ is antidepressant.

Ranitidine is

Which one of the following is an artificial sweetening agent?

Why is $Bithionol$ added to soap?