The most common process in the extraction of metals from ...
The most common process in the extraction of metals from their ore is
catalysis
electrolysis
oxidation
reduction
Correct answer is D
No explanation has been provided for this answer.
What is the atomic number of Silver? ...
Electrovalent compounds are characterized by ...
A binary compound of oxygen with another element is referred to as? ...
(I). 3CuO(s) + 2NH3(g) -----> 3Cu(s) + 3H2O(l) + N2(g) (II). 2NH3(g)&n...
The dissolution of common salt in water is a physical change because ...
The energy changes accompanying the addition of an electron to a gaseous atom is called? ...
What is formed when starch is completely hydrolysed? ...
What is the chemical symbol for Selenium? ...
In the laboratory preparation of ammonia, the flask is placed in a slanting position so as to ...