Question

2) Answer the following in short:
i) How is aquaregia prepared
ii) Non metal are called electronegative elements Explain.
iii) What is aquaregia
iv) Define Alloy
v) Molecular formula of common ore aluminium.​

please answer me fast and that much fast I will mark you as best answers.

Answer 1

ANS 1=>AQUAREGIA prepared by mixing three parts of concentrated hydrochloric acid and one part of concentrated nitric acid.

ANS 2=>NON-METALS can form negative ions easily by gaining electrons and so, they are called electronegative elements.

ANS 3=>AQUAREGIA is a mixture of concentrated nitric acid and hydrochloric acid....

ANS 4=>Alloy is a metal made by combining two or more metallic elements, especially to give greater strength or resistance to corrosion.

ANS 5 =>Main ore of ALUMINUM is BAUXITE whose chemical formula is Al2O(OH)4.