Which is the last antimalarial that is discovered ?

What type of compounds is used in imparting colour to textiles and food stuffs ?

What type of substance is 1 % solution of phenol ?

Which among the following is the first antibiotic ?

Which one of the following substance is an antiseptic ?

 Which anaesthetic agent will attack the central nervous system ?

Which medicine  will relieve cramps ,spasms of the stomach etc and also prevent nausea, vomiting ?

Which chemical compound will give the physiological effect ?

In which position  should an auxochrome be present if it does not affect the colour of the chromogen ?

Which polymer is obtained from butadiene?