Which of the following structures represents a colourless substance
Indigo belongs to the class of
Paracetamol is a/an
The reagent(s) used in the preparation of aspirin from salicylic acid
To which class of dyes does phenolphthalein belong
Which of the following is a basic dye
Hair dyes contain
Which of the following is an azo dye
The functional groups present in `salol are
4-chloro-3, 5-dimethyl phenol is called
The dyes which are applied to the fabric in the colourless reduced state and then oxidised to coloured state are called
Alizarin is an example of
Dyes are generally obtained from the substances obtained from
Chemically aspirin is known as
Which one among the following is not an analgesic?
Glycerol is Added to sopa. It function:
1 M nac1 and m HCl are present in an aqueous solution the solution is:
Phenacetin is used as
Aspirin is an acetylation product of
Which of the following is pheromone?
Tincture of iodine is
The safest and the most common alternative of sugar is
Chloramine-T is a
Which of the following is used as a "morning after pill"?
The drug used to bring down the fever are known as
Which type of dyes are not used to dye nylon and polyester fibres?
Butylated hydroxy toluene as a food additive acts as
Tranquillisers are also known as
What are the substances which mimic the natural chemical messengers?
Which of the following is antipyretic and analgesic?
Which among the following is not an antibiotic ?
Use of chemicals for therapeutic effect is called
Which of the following is bacteriostatic?
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