Advertisements
Advertisements
प्रश्न
Identify the following pair of species is in its oxidized state?
Cu/Cu2+
Advertisements
उत्तर
Cu/Cu2+
Here, Cu loses two electrons to form Cu2+ ion.
\[\ce{Cu_{(s)}->Cu^2+_{ (aq)} + 2e-}\]
Hence, Cu/Cu2+ is in an oxidized state.
APPEARS IN
संबंधित प्रश्न
Choose the correct option.
Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are
\[\begin{array}{cc} \ce{Cl^{{a}}}\phantom{.} \\/\phantom{...} \\ \ce{Ca}\phantom{......} \\ \backslash\phantom{..} \\\phantom{........} \ce{O-Cl^{{b}}}\phantom{.} \end{array}\]
Choose the correct option.
Oxidation number of oxygen in superoxide is
Choose the correct option.
Which of the following halogens does always show oxidation state -1?
Choose the correct option.
The process \[\ce{SO2->S2Cl2}\] is
Calculate the oxidation number of the underlined atom.
HNO3
Calculate the oxidation number of the underlined atom.
H3PO3
Calculate the oxidation number of the underlined atom.
Cr2O72−
Calculate the oxidation number of the underlined atom.
NaH2PO4
Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.
\[\ce{I2_{(aq)} + 2S2O^{2-}_{3(aq)}->S4O^{2-}_{6(aq)} + 2I^-_{ (aq)}}\]
Justify the following reaction as a redox reaction.
\[\ce{2Na_{(s)} + S_{(s)} -> Na2S_{(s)}}\]
Find out the oxidizing and reducing agents.
Provide the stock notation for the following compound:
FeO
Assign oxidation number atom in the following species.
Na2S2O3
Which of the following redox couple is a stronger reducing agent?
Zn (E0 = - 0.76 V) and Fe (E0 = - 0.44 V)
The following statements are CORRECT, EXCEPT:
The oxidation number of oxygen in peroxides is ____________.
Which of the following is NOT an example of redox reaction?
In which among the following compounds, oxidation number of nitrogen is + 5?
Stock notations are used to specify the oxidation numbers of ____________.
Which of the following is INCORRECT?
What is the oxidation number of Carbon in K2C2O4?
The oxidation state of phosphorous in Mg2P2O7 is ______.
Which among the following pair of elements show highest oxidation state +7 in their different compounds?
The oxidation number of phosphorous in Ba(H2PO2)2 is ______.
What is the oxidation number of Cr in K2Cr2O7?
What is the oxidation state of chlorine atom in perchloric acid?
