What is the atomic number of Antimony?
...What is the atomic number of Antimony?
17.5
51
55
56
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about Group VII elements is correct? ...
Which of the following acts both s a reducing and an oxidizing agent? ...
30cm3 of oxygen at 10 atmospheres pressure is placed in a 20 cm3 container. Calculate the ...
2CO(g) + O2(g) → 2CO2(g) Given that ΔH[CO]is -110.4 kJmol-1 and ΔH[CO2] is -393.0 kJmol-1, the ...
The derivative of benzene that can be used in making explosives is ...
A visible change is observed when a strip of iron is placed in an aqueous solution of ...
Which of the following compounds has coordinate bonds in its structure? ...