Home
Class 11
CHEMISTRY
The size of the species, Pb,Pb^(2+), Pb^...

The size of the species, `Pb,Pb^(2+), Pb^(4+)` decreases as -

A

`Pb^(4+) gt Pb^(2+) gt Pb`

B

`Pb gt Pb^(2+) gt Pb^(4+)`

C

`Pb gt Pb^(4+) gt Pb^(2+)`

D

`Pb^(4+) gt Pb gt Pb^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
B
`[(z)/(e) uarr` Atomic size `darr`]
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Assertion (A): The size decreases as Pb gt Pb^(+2) gt Pb^(+4) Assertion (R): Z/e increases i.e force of attraction towards nucleous increases.

The wavelength of K_(a) , X-rays for lead isotopes Pb^(208),Pb^(206),Pb^(204)" are"lambda_(1),lambda_(2)" and"lambda_(3), resperctively. Then

The wavelengths of K_alpha X-rays from lead isotopes Pb^(204) , Pb^(206) and Pb^(208) are lambda_1, lambda_2 and lambda_3 respectively. Choose the correct alternative.

Standard cell voltage for the cell Pb//Pb^(2+)||Sn^(2+)//Sn " is " -0.01V . If the cell is the exhibit E_("cell") = 0 , the value of log [Sn^(2+)]//[Pb^(2+)] should be

PbS has NaCl type structure . The distance between Pb^(2+)and S^(2-) ions is 297 pm. What is the volume of unit cell of PbS ?

In ._92U^(238) radioactive series by alpha decay or beta decay, which one of the following can be the end product: Pb^(206),Pb^(207),Pb^(208),Pb^(209) ?

Calculate the e.m.f. of the cell, Zn(s)//Zn^(2+)(0.1 M) || Pb^(2+)(0.02 M)//Pb(s) E_(Zn^(2+)//Zn)^(@)=-0.76" V " and E_(Pb^(2+)//Pb)^(@)=-0.13" V "

BANSAL-PERIODIC TABLE-EXERCISE-1
  1. Which of the following order is wrong-

    Text Solution

    |

  2. Which of the following factors may be regarded as the main cause the l...

    Text Solution

    |

  3. The size of the species, Pb,Pb^(2+), Pb^(4+) decreases as -

    Text Solution

    |

  4. A Ketelaar triangle showing a plot of average electrongativity (chi(me...

    Text Solution

    |

  5. Match list-I with list-II and select the correct answer using the code...

    Text Solution

    |

  6. The actinoids exhibit more number of oxidation states in general than ...

    Text Solution

    |

  7. For the process X(g) +e^(-) rarr X^(-)(g), DeltaH = x and X^(-)(g)...

    Text Solution

    |

  8. Sodium forms Na^(+) ion but it does not form Na^(+2) because -

    Text Solution

    |

  9. Lanthanoids are-

    Text Solution

    |

  10. Bond distance C-F in (CF(4)) & Si-F in (SiF(4)) are respective 1.33 Å...

    Text Solution

    |

  11. The lowest electronegativity of the element from the following atomic ...

    Text Solution

    |

  12. The correct order regarding the electronegativity of hybrid orbitals o...

    Text Solution

    |

  13. If there were 10 periods in the periodic table then how many elements ...

    Text Solution

    |

  14. The correct order of increasing hydration energy of following ion is

    Text Solution

    |

  15. Consider the M(OH)(3) formed by all the group 13 elements. The correct...

    Text Solution

    |

  16. (a),(b) and (c) are elements in the second short period. Oxide of (a) ...

    Text Solution

    |

  17. Set containng isolectronic species is-

    Text Solution

    |

  18. Mendeleev's periodic table is based on atomic masses of elements. It w...

    Text Solution

    |

  19. If the ionic radii of each K^(+) and F^(-) are 1.34Å, then tha atomic ...

    Text Solution

    |

  20. The As-CI bond distance in AsCI(3) is 2.20 Å. Estimate the SBCR (singl...

    Text Solution

    |