Home
Class 12
CHEMISTRY
Find the missing frequencies in the foll...

Find the missing frequencies in the following frequncy distribution whose mean is 50.

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
D
Friedal craft reaction
Mechanism:
Promotional Banner

Topper's Solved these Questions

  • ALCOHOLS, PHENOLS AND ETHERS

    ERRORLESS|Exercise Assertion & Reason|20 Videos

  • ALCOHOLS, PHENOLS AND ETHERS

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Different Ethers and Hydroxy Compounds)|28 Videos

  • ALDEHYDES AND KETONES

    ERRORLESS|Exercise ASSERTION AND REASON|10 Videos

Similar Questions

Explore conceptually related problems

Find the missing frequencies in the following frequency distribution whose mean is 34.

Find the missing frequency p for the following frequency distributions whose mean is 28.25.

Find the missing frequencies in the following frequency distribution if it is known that the mean of the distribution is 50 .f=17,f_(1)=32,f_(2)=19 Total 120

Find the missing frequencies in the following frequency distribution if it is known that the mean of the distribution is 50. x : 10 30 50 70 90 f : 17 f_1 32 f_2 19 Total 120.

Find the missing frequencies in the following frequency distribution if it is known that the mean of the distribution is 1.46. {:(No. of accident (x), 0, 1 , 2 , 3, 4, 5 , Total), (Frequency (f): , 46 , ? , ? , 25 , 10 , 5 , 200):}

Find the missing frequency (o) for the following distribution, whose mean is 7.77

Find the missing frequency (p) for the following distribution whose mean is 7.68 .

Find the missing frequency for the following distribution whose mean is 7.68 3 5 7 9 11 13 6 8 15 8 4

Find the missing frequency (p) for the following distribution whose mean is 7.68 x : 3 5 7 9 11 13 f : 6 8 15 p 8 4

Find the missing frequency in the following distribution if N is 60 and median is 40.

ERRORLESS-ALCOHOLS, PHENOLS AND ETHERS-PAST YEARS QUESTIONS
  1. Major product of the following SN1 reaction is : H3C-underset(Br)un...

    Text Solution

    |

  2. Match the following Column A to Column B

    Text Solution

    |

  3. Find the missing frequencies in the following frequncy distribution wh...

    Text Solution

    |

  4. Among the following ethers, which one will produce methyl alcohol on t...

    Text Solution

    |

  5. Find the perimeter of the figure given below.

    Text Solution

    |

  6. At higher temperature, iodoform reaction is given by:

    Text Solution

    |

  7. What is the product obtained when chloride reacts with ethyl alcohol i...

    Text Solution

    |

  8. On heating glycerol with conc. H(2)SO(4) a compound is obtained which ...

    Text Solution

    |

  9. Glycerol reacts with P(4)+I(2) to form:

    Text Solution

    |

  10. When glycerol is treated with excess of Hl, the product formed is……………...

    Text Solution

    |

  11. o- nitrophenol is steam volatile while p-nitrophenol is not. Discuss.

    Text Solution

    |

  12. Which of the following will not be soluble in sodium hydrogen carbonat...

    Text Solution

    |

  13. The most suitable method of separation of a 1:1 mixture of o- and p- n...

    Text Solution

    |

  14. On boiling with concentrated hydrobromic acid, pheny1 Ethyl ether will...

    Text Solution

    |

  15. The ether that undergoes electrophilic substitution reactions is

    Text Solution

    |

  16. The reaction Can be classified as

    Text Solution

    |

  17. The compound which does not react with hydroxylamine is

    Text Solution

    |

  18. An organic compound X on treatment with pyridinium chlorochromate in d...

    Text Solution

    |

  19. Isopropylbenzene on air oxidation in the presence of dilute acid gives

    Text Solution

    |

  20. Which one of the following compounds has the most acidic nature ?

    Text Solution

    |