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