Question

Al2O3 can be converted to anhydrous AlCl3 by heating

Solution

Correct option is

A mixture of Al2O3 and carbon in dry Cl2 gas.

SIMILAR QUESTIONS

Q1

The compound ‘C’ in the following sequence of reaction is

                              

Q2

The number of OH groups directly linked to boron atoms in Na2B4O7.10 H2O is

Q3

From B2H6 all the following can be prepared except

Q4

Which of the following allotropic forms of carbon is isomorphous with crystalline silicon?

Q5

A metal, M forms chlorides in +2 and +4 oxidation states. Which of the following statements about these  chlorides is correct?

Q6

In which of the following silicates, cyclic structure is present?

Q7

The number of isomers possible for disubstituted borazine, B3N3H3X2 is

Q8

Which of the following oxidation states are the most characteristic for lead and tin respectively: 

Q9

The correct order of C – O bond length among CO, , CO2 is: 

Q10

White lead is