What is the atomic number of Yttrium?
...What is the atomic number of Yttrium?
23
29
33
39
Correct answer is D
No explanation has been provided for this answer.
Copper and silver metals are commonly use as coin because they are ...
Which of the following equimolar solutions has the highest conductivity? ...
In the extraction of iron, the waste gas from the furnace is a mixture of ...
What volume will 0.5 g of H2 occupy at s.t.p? [H = 1; 1 mole of a gas occupy 22.4 dm3 at s.t.p.]...
What is the atomic number of Vanadium? ...
The oxidation states of chlorine in HOCL, HCLO3 and HCLO4 are respectively?...