MnO4-(aq) produces what manganese-containing species when used as an oxidizing agent in weakly basic solution?
A) MnO42-
B) Mn
C) Mn2+
D) Mn2O3
E) MnO2
Correct Answer:
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Q40: Choose the INCORRECT statement about the electron
Q41: Write the equation for the initial treatment
Q42: Which of the following is amphoteric?
A)V2O5
B)CrO
C)Al(H2O)63+
D)Fe(H2O)63+
Q43: Choose the INCORRECT statement about metallurgy.
A)Zone refining
Q44: An iron plate of 0.559 m2 surface
Q46: Choose the INCORRECT statement.
A)Hydrometallurgy handles materials as
Q47: Choose the INCORRECT statement.
A)Titanium is valued for
Q48: Choose the INCORRECT statement.
A)The extraction of copper
Q49: If an aqueous solution is prepared by
Q50: At 273 K,ΔG° for the reaction
2 C(s)+
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