Embibe Experts Solutions for Chapter: d- and f - Block Elements, Exercise 1: MHT-CET 2019

Which element from the following forms colourless compounds in $+2$ oxidation state ?

Which of following elements does not form amide when reacted with ammonia?

During galvanization of iron, which metal is used for coating the iron surface?

Identify the oxidation states of Titanium $\left(\mathrm{Z}=22\right)$ and Copper $\left(\mathrm{Z}=29\right)$ in their colourless compounds.

When a mixture of manganese dioxide, potassium hydroxide and potassium chlorate is fused, the product obtained is

The ionic charges of manganate and permanganate ion are respectively

Identify the formula of compound $\left(\mathrm{B}\right)$ formed in following reaction.

(i) Lanthanoide $\left(\mathrm{Ln}\right)$ burnt in oxygen forming compound $\left(\mathrm{A}\right)$

(ii) Compound $\left(\mathrm{A}\right)$ reacts with ${\mathrm{CO}}_2$ in excess to form compound $\left(\mathrm{B}\right)$

The most basic hydroxide among the following is-