the algebraic sum of the oxidation numbers of the atoms in the formula of a compound is equal to?
the algebraic sum of the oxidation numbers of the atoms in the formula of a polyatomic ion is equal to??
reduction of hydrogen
what half-cell is defined as the standard reference and is assigned a reduction potential of 0.00 v?
in a REDOX reaction the reducing agent is?
in a voltaic cell, oxidation occurs at
most negative reduction potential
in constructing a voltaic cell, the half reaction that is changed to oxidation is one with the?
another name for a battery is??
when an atom or ion gains electrons it is?
the oxidation number of any free element
anode to cathode
in a voltaic cell the electrons flow
which of the following is true for REDOX reactions?
a)oxidation always involves a loss of electrons
b)reduction always involves a loss of electrons
c)reduction reaction are more common than oxidation reactions
d) oxidation reactions seldom occur in the same reaction mixture as the oxidation reactions
in a voltaic cell, which direction do the negative ions flow from the salt bridge?
a) to the reduction half cell
b) to the oxidation half cell
c) to both half cells
d) to neither half cell
in a cobalt-nickel voltaic cell, which element gains electrons?
the oxidation number of oxygen in most compounds is????