Home
Class 11
CHEMISTRY
Assertion (A) : Aldehydes are one of the...

Assertion (A) : Aldehydes are one of the consituents of photochemical smog.
Reason (R) : Aldehydes are produced by photochemical oxidation of hydrocarbons by ozone.

Text Solution

Verified by Experts

The correct Answer is:
1
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    NARAYNA|Exercise EXCERCISE - IV (NCERT EXEMPLAR QUESTIONS)|7 Videos

  • ENVIRONMENTAL CHEMISTRY

    NARAYNA|Exercise EXCERCISE - IV (Matching Type)|4 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY

    NARAYNA|Exercise EXERCISE - 4|17 Videos

  • F-BLOCK ELEMENTS

    NARAYNA|Exercise LEVEL-II (C.W)|1 Videos

Similar Questions

Explore conceptually related problems

From where does ozone come in the photochemical smog ?

Air pollutants that produce photochemical oxidants include

Mark the correct statement (w.r.t. photochemical smog)

Read the following statements regarding the PAN (Peroxyacyl nitrates) and select the correct ones. (i) It is a secondary pollutant present in photochemical smog. (ii) It is produced by photochemical reactions between hydrocarbons and nitrogen oxides in the presence of sulight or UV radiations. (iii) It is thermally unstable and decomposes into peroxyethanoyl radicals and nitrogen dioxide gas. (iv) It is a lacrymatory substance, causing irritation of eyes.

The common components of photochemical smog besides ozone and nitric oxide are :

NARAYNA-ENVIRONMENTAL CHEMISTRY-EXCERCISE - IV (Asseration - Reason Type Questions)
  1. Assertion (A) : Ionosphere contains gases in the ionized from which fo...

    Text Solution

    |

  2. Assertion (A) : Smaller particles (sie lt 5 microns) cause fibrosis of...

    Text Solution

    |

  3. Assertion (A) : The medium which is afffected by the pollutant is rece...

    Text Solution

    |

  4. A : The lower the concentration of DO the more plluted is the water sa...

    Text Solution

    |

  5. A : Atmosphere plays an important role in maintaining the heat balance...

    Text Solution

    |

  6. Assertion (A) : Excess amount of CO, in air is responsible for green h...

    Text Solution

    |

  7. Assertion (A) : Alkylated mercury is more toxic than mercury. Reason...

    Text Solution

    |

  8. Green house effect is

    Text Solution

    |

  9. Assertion (A) : Countries like Netherlands, Bangladesh and Maldives fa...

    Text Solution

    |

  10. A: Acid rain reduces the fertility of the soil, R: Acid rain has a co...

    Text Solution

    |

  11. Assertion (A) : Acid Rain water normally has a P^(H) of le 5.6. Rea...

    Text Solution

    |

  12. Assertion (A) : The oxides of nitrogen and sulphur combine with rain w...

    Text Solution

    |

  13. Assertion: The pH of aicd rain is less than 5.6 Reason: Carbon dioxi...

    Text Solution

    |

  14. Assertion (A) : Acid rains have been reported in some places which are...

    Text Solution

    |

  15. Assertion (A) : Aldehydes are one of the consituents of photochemical ...

    Text Solution

    |

  16. A: Fluorosis results if F^(-) ion concentration exceeds 10 ppm in drin...

    Text Solution

    |

  17. Assertion: Excessive use of chlorinated synthetic pesticides causes so...

    Text Solution

    |

  18. Assertion: If BOD level of water in a reservoir is less than 5 ppm it ...

    Text Solution

    |