Redox Reaction ...

The electron releasing tendency of the metals, zinc, copper and silver is in the order:

In Daniell cell, direction of current is

The oxidation number of hydrogen in LiH, NaH and CaH₂ is

A metal in a compound can be displaced by another metal in the uncombined state. Which metal is a better reducing agent in such a case?

In the reaction of metallic cobalt placed in nickel sulphate solution, therein is a competition for release of electrons At equilibrium, chemical tests reveal that both Ni⁺₂ (aq) and Co⁺₂ (aq) are present at moderate concentrations. The result is that:

The flow of current is possible in Daniel cell only

Chlorine, bromine and iodine when combined with oxygen, have oxidation numbers

The decomposition of hydrogen peroxide to form water and oxygen is an example of

Hydrogen is prepared from H₂O by adding

Oxidation number denotes the oxidation state of an element in a compound ascertained on the basis that electron in a covalent bond belongs

In oxygen difluoride (OF₂) and dioxygen difluoride(O₂F₂), the oxygen is assigned an oxidation number of

The oxidation number of an element in a compound is evaluated on the basis of certain rules. Which of the following rules is not correct in this respect?

Identify the correct statements with reference to the given reaction 

In the conversion of Br₂ to Bro_3- , the oxidation number of Br changes from

The highest value of oxidation number changes from 1 to 7

Oxidation number of 1/2 is assigned to oxygen atom in

The more positive the value of E0, the greater is the tendency of the species to get reduced. Using the standard electrode potential of redox couples given below find out which of the following is the strongest oxidising agent. 

E0values : Fe3 + / Fe2+ = +0.77; I2(s)/l^- = +0.54; cu²⁺/ Cu = +0.34; Ag⁺ / Ag = +0.80V

The electron releasing tendency of the metals, zinc, copper and silver is in the order:

In the reaction
2H₂O₂ → 2H₂O +O₂

The oxidation number of oxygen in most compounds is

Assign oxidation number to P in NaH₂PO₄

The oxidizing power of halogens increase in the order of

Identify the correct statement (s) in relation to the following reaction:  Zn+ 2HCl → ZnCl₂ +H₂

Consider the elements: Cs, Ne, I and F. Identify the element(s) that exhibits only negative oxidation state