Home
Class 12
CHEMISTRY
Which one of the following ions exhibits...

Which one of the following ions exhibits colour in aqueous solution

A

`Sc^(3+)`

B

`Ni^(2+)`

C

`Ti^(4+)`

D

`Zn^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
B
Hint: `Ni^(2+)` It has two unpaired electrons.
Promotional Banner

Topper's Solved these Questions

  • D & F BLOCK ELEMENTS

    ACCURATE PUBLICATION|Exercise 1 OR 2 MARK QUESTIONS|40 Videos

  • D & F BLOCK ELEMENTS

    ACCURATE PUBLICATION|Exercise 2 OR 5 MARKS QUESTIONS|61 Videos

  • COORDINATION COMPOUNDS

    ACCURATE PUBLICATION|Exercise 2 MARKS QUESTIONS|23 Videos

  • ELECTRO CHEMISTRY

    ACCURATE PUBLICATION|Exercise Numbericals Practice|44 Videos

Similar Questions

Explore conceptually related problems

Define aqueous solution ?

Predict which of the following will be coloured in aqueous solution ? Ti^(3+), V^(3+) , Sc^(3+) , Fe^(3+) , Co^(2+) and MnO_4^Theta

Predict which of the following will be coloured in aqueous solution? Ti3+, V3+, Cu+, Sc3+, Mn2+, Fe3+ and Co2+. Give reasons for each.

Which of the following classes exhibits polymorphism?

Which among the followings is most basic in aqueous solution

Which of the following compounds is not coloured?

In which of the following ions, the colour is not due to d-d transition ?

ACCURATE PUBLICATION-D & F BLOCK ELEMENTS -2 OR 5 MARKS QUESTIONS
  1. Which one of the following ions exhibits colour in aqueous solution

    Text Solution

    |

  2. What are transition elements ? Which of the d block elements are not r...

    Text Solution

    |

  3. What are the characteristics of the transition elements ?

    Text Solution

    |

  4. In what way is the electronic configuration of transition elements dif...

    Text Solution

    |

  5. Why is Copper considered as transition metal ?

    Text Solution

    |

  6. Scandium (z = 21) is a transition element but zinc (z = 30) is not. Ex...

    Text Solution

    |

  7. Sliver atom has completely filled d-orbitals (4d^10) in its ground sta...

    Text Solution

    |

  8. [Ti (H2O)6]^(3+) is coloured while [Sc(H2O)6]^(3+) is colourless. Expl...

    Text Solution

    |

  9. Explain why TiCl3 is coloured but TiCl4 is colourless ?

    Text Solution

    |

  10. Explain why [Ti (H2O)6]^(3+) is violet while [Ti (H2O)6]^(4+) is colou...

    Text Solution

    |

  11. Why Cd^(2+) salts are white ? Cd=48

    Text Solution

    |

  12. Which of the two is paramagnetic V(IV) or V(V) and why ?

    Text Solution

    |

  13. Why does Mn(II) shows maximum paramagnetic character among the dival...

    Text Solution

    |

  14. Name the elements represented by following symbols : Hg , Pb , Au , Ag...

    Text Solution

    |

  15. What is atomicity ? Explain with two examples.

    Text Solution

    |

  16. What is the atomicity of the following : oxygen

    Text Solution

    |

  17. Explain why Cu(I) is diamagnetic while Cu(II) is paramagnetic in natur...

    Text Solution

    |

  18. Transition metals have high melting points and boiling points. Why?

    Text Solution

    |

  19. What is the atomicity of the following : ozone

    Text Solution

    |

  20. What is the atomicity of the following : neon

    Text Solution

    |

  21. What is the atomicity of the following : phosphorous

    Text Solution

    |