Advertisements
Advertisements
Questions
Give the uses of DDT.
Describe the uses of the following compound:
DDT
Advertisements
Solution
- DDT (p,p’-dichlorodiphenyltrichloroethane) is used as an insecticide, primarily against mosquitoes.
- It is applied to control insect pests that spread diseases such as malaria, typhus, and yellow fever.
- It is used in agriculture to protect crops from harmful insects.
- DDT plays a significant role in public health vector control programs by reducing populations of disease-carrying mosquitoes.
- It is manufactured using chlorine and used alongside other insecticides like BHC.
APPEARS IN
RELATED QUESTIONS
Write the environmental effects of DDT.
How can the following conversions be brought about:
Methyl chloride to acetone.
Write the formula of the following compound:
Triammine triaquachromium (III) chloride
Write the formula of the following compound:
Potassiumhexacyanoferrate(III)
In the following sequence of the reactions, what is D?

Chloroform and conc. HNO3 reacts to produce ____________.
Among the following, insecticide is:
A dihalogen derivative ‘X’ of a hydrocarbon with three carbon atoms react with ale. KOH and produces hydrocarbon which forms red ppt. with ammonical Cu2Cl2. ‘X’ gives an aldehyde on reaction with aq. KOH. The compound ‘X’ is:
Why iodoform has appreciable antiseptic property?
Match the compounds given in Column I with the effects given in Column II.
| Column I | Column II | |
| (i) | Chloramphenicol | (a) Malaria |
| (ii) | Thyroxine | (b) Anaesthetic |
| (iii) | Chloroquine | (c) Typhoid fever |
| (iv) | Chloroform | (d) Goiter |
| (e) Blood substituent |
Assertion: It is difficult to replace chlorine by –OH in chlorobenzene in comparison to that in chloroethane.
Reason: Chlorine-carbon \[\ce{(C - Cl)}\] bond in chlorobenzene has a partial double bond character due to resonance.
Which of the following does not give iodoform test?
The shape of methyl carbanion is similar to that of–
Phenyl magnesium bromide reacts with methanol to give ______.
The major product formed when 1, 1, 1-trichloropropane is treated with aqueous potassium hydroxide, is ______.
DDT is obtained by the reaction of chlorobenzene with ______.
Strong reducing agent converts CHCl3 into:
Assertion (A): Exposure of ultraviolet rays to human causes the skin cancer, disorder and disrupt the immune system. Sol. Reason (R): Carbon tetrachloride is released into air it rises to atmosphere and deplets the ozone layer. In the light of above statements, choose the most appropriate answer from the options given below.
Which of these compounds is synthesised by chloral?
