Which of the following metals is not extracted by electro...
Which of the following metals is not extracted by electrolysis ?
lron
Sodium
Calcium
Magnesium
Aluminium
Correct answer is A
No explanation has been provided for this answer.
The by-product of fermentation of sugar is ...
CuO(s) + H\(_2\)(g) ↔ Cu(s) + H\(_2\)O(g) What is the effect of increasing the pressure on the...
ZnO(s) + CO(g) → Zn(s) + CO2(g) In the reaction above, Zinc has been...
If X is a group lll element, its oxide would be represented as ...
Which of the following statements is NOT correct of group VII elements? They ...
Which of the following noble gases is commonly found in the atmosphere? ...