What is the atomic number of Technetium?
...What is the atomic number of Technetium?
11
43
87
120
Correct answer is B
No explanation has been provided for this answer.
What is the atomic number of Boron? ...
The following compounds decolorize acidified potassium tetraoxomanganate (VII) solution EXCEPT ...
2X(aq) + MnO2(s) + 4H+(aq) → X2(g) + Mn2+(aq) + 2H2O. The reaction above can be used for the labo...
The volume occupied by 17g of H2S at s.t.p. is [H = 1.00, S = 32.0, Molar volume = 22.4 dm3]...
One of the deductions from Rutherford's alpha particle scattering experiment is that? ...
A mixture of calcium chloride and calcium trioxocarbonate (IV) in water can be separated by ...
The reaction between hydrogen and iodine may be represented by the equation H2(g)+ I2(g) → 2HI(...
The product of the reaction between propanoic acid and ethanol is ...