When concentrated sodium chloride solution is electrolysed using inert electrodes, the products are
oxygen and hydrogen
hydrogen and chlorine
sodium and oxygen
sodium and chlorine
Correct answer is B
No explanation has been provided for this answer.
smaller mass
lower electrical charge
greater stability in solution
stronger tendency to accept electrons
Correct answer is D
No explanation has been provided for this answer.
2.0 mole of Q 3+
2.5 mole of R2+
3.0 mole of T-
4.0 mole of Y-
Correct answer is A
No explanation has been provided for this answer.
-2 to + 3
-2 to + 6
+6 to +3
+7 to + 6
Correct answer is C
No explanation has been provided for this answer.
A visible change is observed when a strip of iron is placed in an aqueous solution of
FeSO4
ZnSO4
CuSO4
MgSO4
Correct answer is C
No explanation has been provided for this answer.