Home
Class 12
CHEMISTRY
In which of the following pairs do the e...

In which of the following pairs do the elements have nearly the same densities ?

A

Cr and Fe

B

Zn and Mn

C

Co and Ni

D

Ag and Au

Text Solution

Verified by Experts

The correct Answer is:
C
`Cr(7.14g cm^(-3))`, `Mn(7.43g cm^(-3))`, `Fe(7.87g cm^(-3))`, `Co(8.90g cm^(-3))`, `Ni(8.91g cm^(-3))`, `Ag(10.49g cm^(-3))` and `Au(19.32)`.
Promotional Banner

Topper's Solved these Questions

  • THE D AND F BLOCK ELEMENTS

    R SHARMA|Exercise Archives|54 Videos

  • THE D AND F BLOCK ELEMENTS

    R SHARMA|Exercise Follow-up Test 6|6 Videos

  • SURFACE CHEMISTRY

    R SHARMA|Exercise Archives|18 Videos

  • THE P BLOCK ELEMENTS

    R SHARMA|Exercise Archieves|62 Videos

Similar Questions

Explore conceptually related problems

Because of lanthnoid contractoin, which of the following pairs of elements have nearly same atomic radii ? (Number in the parentrhesis are atomic numbers)

Which of the following series of elements have nearly the same atomic radii

Which of the following pair of elements have same radii?

In which of the following pairs do the species have identical shapes?

R SHARMA-THE D AND F BLOCK ELEMENTS-Question Bank (Building the Knowledge)
  1. In which of the following compounds transition metal has zero oxidatio...

    Text Solution

    |

  2. Which of the following d-block elements has the lowest melting point ?

    Text Solution

    |

  3. In which of the following pairs do the elements have nearly the same d...

    Text Solution

    |

  4. The (+5) oxidation state is by far the most stable and best known for

    Text Solution

    |

  5. Which of the following elements is sometimes used to protect iron ?

    Text Solution

    |

  6. Cigarette smokers absorb significant levels of ----- from tobacco smok...

    Text Solution

    |

  7. Which of the following statement are correct about Cr^(2+) (Z = 24) an...

    Text Solution

    |

  8. The color of KMnO(4) is due to

    Text Solution

    |

  9. Which of the following compounds of silver is soluble in water ?

    Text Solution

    |

  10. Which of the following silver halides is insoluble in liquor ammonia ?

    Text Solution

    |

  11. Which of the following silver halides is used in photography chiefly f...

    Text Solution

    |

  12. Which of the following compounds of mercury is commonly known as calom...

    Text Solution

    |

  13. Which of the following compounds is known as corrosive sublimate ?

    Text Solution

    |

  14. Potassium iodide forms a scarlet precipitate of mercuric iodide when a...

    Text Solution

    |

  15. On heating at 750^(@)C, blue virtiol yields

    Text Solution

    |

  16. Bordeaux mixture is a mixture of copper sulphate and

    Text Solution

    |

  17. On strong heating, AgNO(3) produces the gases

    Text Solution

    |

  18. Bell metal is an alloy of

    Text Solution

    |

  19. Which of the following elements shows maximum number of different oxid...

    Text Solution

    |

  20. Which one of the following may be regarded as an organometallic compou...

    Text Solution

    |