Question

a. Aluminium is extracted from its chief ore bauxit
1. Write 3 balanced equations for the purification of bauxite by Baeyer's process.
II. Why the anode need to be replace from time to time.
III. Write the equation for the reaction which takes place at anode and cathode during the extraction of
aluminium by electrolysis process.
b. Draw electron dot structure for the following compounds and state the type of bonding present.[4]
1. Carbon tetra chloride
II. Calcium oxide
(C=6
Cl=17
Ca=20
O=8]​

Answer 1

$\huge\boxed{\underline{\mathcal{\red{❥A}\green{N}\pink{S}\orange{W}\blue{E}\purple{R}}}}$

Methane is a chemical compound with the chemical formula CH₄. It is a group-14 hydride and the simplest alkane, and is the main constituent of natural gas.