Which of the following structures represents a colourless substance
Hair dyes contain
Indigo belongs to the class of
Which of the following is an azo dye
To which class of dyes does phenolphthalein belong
Bithional is an example of
Alizarin 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
4-chloro-3, 5-dimethyl phenol is called
Paracetamol is a/an
The reagent(s) used in the preparation of aspirin from salicylic acid
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?
The safest and the most common alternative of sugar is
Glycerol is Added to sopa. It function:
Aspirin is an acetylation product of
Tincture of iodine is
Phenacetin is used as
Which of the following is pheromone?
Chloramine-T is a
Which of the following is used as a "morning after pill"?
1 M nac1 and m HCl are present in an aqueous solution the solution is:
Butylated hydroxy toluene as a food additive acts as
Which type of dyes are not used to dye nylon and polyester fibres?
Which among the following is not an antibiotic ?
The drug used to bring down the fever are known as
Tranquillisers are also known as
Which of the following is bacteriostatic?
What are the substances which mimic the natural chemical messengers?
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?
which of the following is an example of liquid dishwashing detergent?
the conjugate base of H2 P0 4 - is
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