Home
Class 12
CHEMISTRY
On what ground can you say that scandium...

On what ground can you say that scandium (Z = 21) is a transition element but zinc (Z = 30) is not?

Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    ASSAM ACADEMIC CENTRE|Exercise Example|321 Videos

  • The p-Block Elements

    ASSAM ACADEMIC CENTRE|Exercise Example|322 Videos

Similar Questions

Explore conceptually related problems

What are inner transition elements.

Silver atom has completely filled d-orbital (4d^10) in its ground state. How can you say that it is a transition elements?

In what way is the electronic configuration of the transition elements different from that of non-transition elements?

What are the possible orders a matrix can have, if it has 12 elements ?

What can you say about the angle sum of a convex polygon with number of sides 7 ?

How would you account for irregular variation of 1st and 2nd ionisation enthalpies in the 1st series of transition elements?

What are the possible orders a matrix can have, if it has 7 elements ?

A pump on the ground floor of a building can pump up water to fill a tank of volume 30 m3 in 15 min. If the tank is 40 m above the ground, and the efficiency of the pump is 30%, how much electric power is consumed by the pump?

ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. Why do transition elements show variable oxidation state?

    Text Solution

    |

  2. Write formula of a compound where the transition metal is in +7 oxidat...

    Text Solution

    |

  3. On what ground can you say that scandium (Z = 21) is a transition elem...

    Text Solution

    |

  4. Explain why E^@ for Mn^(3+)||Mn^(2+) couple is more positive than that...

    Text Solution

    |

  5. Among the ionic species, Sc^(3+), Ce^(4+) and Eu^(2+), which one is a ...

    Text Solution

    |

  6. Why Sm^(2+), Eu^(2+) and Yb^(2+) ions in solutions are good reducing a...

    Text Solution

    |

  7. In the transition series with an increase in atomic number the atomic ...

    Text Solution

    |

  8. Among the lanthanoids, Ce(III) can be easily oxidised to Ce(IV) (Atomi...

    Text Solution

    |

  9. Why is third ionisation enthalpy of manganese exceptionally high?

    Text Solution

    |

  10. Why are all salts of scandium white?

    Text Solution

    |

  11. Why is +2 oxidation state of manganese quite stable while the same is ...

    Text Solution

    |

  12. Name a transition element which does not exhibit variable oxidation st...

    Text Solution

    |

  13. How would you account for the following? The enthalpies of atomization...

    Text Solution

    |

  14. What are transition elements? Give the general electronic configuratio...

    Text Solution

    |

  15. Why is copper considered a transition metal, although it has completel...

    Text Solution

    |

  16. Assign a reason for each of the following: The third ionization enthal...

    Text Solution

    |

  17. Assign a reason for each of the following: The third ionization enthal...

    Text Solution

    |

  18. Though copper, silver and gold have completely filled set of d-orbital...

    Text Solution

    |

  19. Give the electronic configuration of copper (Z = 29).

    Text Solution

    |

  20. What is the action of acidified K2Cr2O7 on KI?

    Text Solution

    |