Why is the formation of iron hydroxide, Fe(OH)2, from Fe2+ and OH- not considered an oxidation-reduction reaction?
A) The iron is only oxidized and nothing is reduced.
B) The iron is only reduced, not oxidized.
C) The Fe2+ ion is not changed during this chemical reaction.
D) Iron can never be oxidized or reduced.
C
You might also like to view...
People whose jobs involve collecting, processing and transmitting information in novel ways are called the ________ class
Fill in the blank(s) with correct word
In using the IPAT equation, much of the impact of affluence and technology is associated with ________
A) consumer demand for technology B) sustainable development of goods and services C) producing more waste and dealing with water contamination D) consumption of water and production of waste E) use of energy to generate electricity and power cars
Why was the Clean Air Act amended in 1990?
A. to reduce sulfur dioxide emissions from electric power plants to half of 1980 levels B. so flat fees for excessive pollution could be determined by the federal government C. to reduce sulfur dioxide emission through command-and-control regulations D. to reduce sulfur dioxide emissions from electric power plants to half of 1970 levels
A mineral's hardness is dependent on the
A. size of its atoms; large atoms are harder than small atoms. B. geometric arrangement of atoms; sheet structured tetrahedra are harder than chained tetrahedra. C. strength of its chemical bonds. D. strength of its ionization.