Embibe Experts Solutions for Chapter: The d- and f-Block Elements, Exercise 5: EXERCISE-IV (Assertion & Reason)

Which of the following compound does not give test of sulphate ion in aqueous solution?

Which of the following compound is expected to yield a white precipitate with ${\mathrm{AgNO}}_3$ solution :
(a) ${\mathrm{PtCl}}_4·4{\mathrm{NH}}_3$
(b) ${\mathrm{CoCl}}_3·3{\mathrm{NH}}_3$
(c) Impure chloroform
(d) Vinyl chloride
(e)

(f) Carnallite

Which of the following is most likely formula of platinum complex, if $\frac{1}{4}$ of total chlorine of the compound is precipitated by adding ${\mathrm{AgNO}}_3$ to its aqueous solution

The effective atomic number of $\mathrm{Cr}$ in $\mathrm{Cr}(\mathrm{CO}{)}_6$ is:

According to the rule of effective atomic number, central atom acquires:

The effective atomic number of iron in ${\mathrm{K}}_4\left[\mathrm{Fe}(\mathrm{CN}{)}_6\right]$ is:

Complex ion square planar geometry:

Which is low spin complex?