Chemistry 2009 Neco Past Questions and Answers

Question 46 :

• NECO 2009

In the electrolysis of dilute tetraoxosulphate (VI) acid using platinum electrodes, the products obtained at the anode are cathode respectively are ____________

A. Hydrogen, oxygen
B. Hydrogen, tetraoxosulphate (VI) ion
C. Oxygen, hydrogen
D. Sulphur, hydrogen
E. Sulphur, oxygen

Question 47 :

• NECO 2009

C\(_6\)H\(_{12}\)O\(_6\)
What is the molar mass of the compound above?
[ H=1, C=12, O=16 }

A. 45
B. 61
C. 180
D. 123
E. 244