Which type of reaction is illustrated by the following equation? C12H26 → 5C 2H4 + C 2H6
Addition
Cracking
Hydrogenation
Polymerization
Correct answer is B
No explanation has been provided for this answer.
Which of the following compounds determines the octane rating of petrol?
1,2,3 - trimethyl pentane
2,3,5 - trimethyl octane
2,3,5 - trimethyl pentane
2,2,4 - trimethyl pentane
Correct answer is D
No explanation has been provided for this answer.
Ethene molecules can be added to one another to form a long chain compound called a
dimer
monomer
polymer
trimer
Correct answer is C
No explanation has been provided for this answer.
loss of electron
loss of hydrogen
loss of oxygen
addition of electronegative elements
Correct answer is C
No explanation has been provided for this answer.
The reaction that occurs all the anode when CuSO4(aq) is electrolyzed using carbon electrode is
2H - (aq) + 2e → H 2(g)
Cu2+ (aq) + 2e → Cu (s)
4OH (aq) -4e → 2H2O(l) + O2 (g)
SO4(aq)2 -2e → SO 2(g) + O2(g)
Correct answer is C
No explanation has been provided for this answer.