Select the option containing the correct order of the given parameter.

  • A
    $C > Si > Ge > Pb$ (Order of reactivity with alkali)
  • B
    $C > Pb > Ge > Si$ (Order of reactivity with alkali)
  • C
    $[CoCl_3(NH_3)_3] > [CoCl(NH_3)_5]Cl_2 > [Co(NH_3)_6]Cl_3 > [CoCl_2(NH_3)_4]Cl$ (Order of electrical conductivity)
  • D
    $[Co(NH_3)_6]Cl_3 > [CoCl(NH_3)_5]Cl_2 > [CoCl_2(NH_3)_4]Cl > [CoCl_3(NH_3)_3]$ (Order of electrical conductivity)

Explore More

Similar Questions

The most stable ion is

Complex $A$ has a composition of $H_{12}O_{6}Cl_{3}Cr$. If the complex on treatment with conc. $H_{2}SO_{4}$ loses $13.5\%$ of its original mass,the correct molecular formula of $A$ is :
[Given : atomic mass of $Cr = 52 \ amu$ and $Cl = 35.5 \ amu$]

The strongest $CO$ bond is present in

Difficult
View Solution

$CuSO_4$ solution reacts with excess of $KCN$ solution to form:

Difficult
View Solution

Low oxidation states of metals in their complexes are common when ligands:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo