Question: Which Of The Alkaline Earth Metals Is Strongest Reducing Agent?

Which alkaline earth metal is the weakest reducing agent?

LithiumAssertion: Lithium is the weakest reducing agent among alkali metals..

Which is a stronger reducing agent Cu or Zn?

Oxidizing agents gain electrons while reducing agents lose electrons. … However, in the second reaction, the zinc ion is not able to oxidize the copper metal. Zinc is a better reducing agent than copper. Strong reducing agents have weak conjugate oxidizing agents.

Which is the weakest reducing agent?

HydrogenHydrogen has most positive E0 value. Thus hydrogen has least tendency to donate electron and is the weakest reducing agent.

Is Aluminium a reducing agent?

Metallic aluminum (Al) is of interest as a reducing agent because of its low standard reduction potential. However, its surface is invariably covered with a dense aluminum oxide film, which prevents its effective use as a reducing agent in wet-chemical synthesis.

Which metal is most reducing in nature?

But lithium is still considered the strongest reducing agent among all the alkali metals, and this is evidenced by its large and negative reduction potential.

Which element has lowest reduction?

Lithium has the strongest ability to lose electron. Fluorine is at the bottom of the table has highest reduction potential. It is the weakest reducing agent or the strongest oxidizing agent with lowest ability to lose electron or highest ability to gain electron and get reduced.

Which metal is strongest reducing agent?

lithiumThe best reducing metal is lithium, with the maximum negative value of electrode potential.

What is the strongest oxidant?

The strongest oxidant in the table is F2, with a standard electrode potential of 2.87 V. This high value is consistent with the high electronegativity of fluorine and tells us that fluorine has a stronger tendency to accept electrons (it is a stronger oxidant) than any other element.

Which type of hydrogen is weakest reducing agent?

Molecular hydrogen < nascent hydrogen < atomic hydrogen. Therefore, we can say that the correct answer is (C).

Which is the most strongest oxidizing agent?

FlourineThe most powerful oxidising agent is Flourine. It has the highest positive electrode potential value. Due to high electronegativity and high electron affinity, halogens act as a strong oxidising agent, enabling them to take electrons very quickly and easily from other elements and oxidise other elements.

Which is strongest reducing agent in gas phase?

Since, ionization decreases on moving down from Li to Cs, the reducing property increases in same order. Thus, Li is the weakest reducing agent while Cs is the strongest reducing agent amongst alkali metals in a free gaseous state.

Which is more reducing alkali metals or alkaline earth metals?

(i) The reducing nature is determined by the tendency of losing electron. Since this tendency is lower in alkaline earth metal than alkali metal, the former are weaker reducing agent.

Which hydride is strongest reducing agent?

BiH2Thus, BiH2 is least stable among the hydrides of group 15 and hence is the strongest reducing agent.

Why alkaline earth metals are strong reducing agents?

Due to low ionization potential and having the smallest nuclear charge they can easily lose an electron. Hence, alkali metals are considered as a powerful reducing agent.

Why alkaline earth metals are reducing agents?

Because of their tendency to form +2 cations, the alkaline earth metals are good reducing agents. Like the alkali metals, Ca, Sr, and Ba dissolve in liquid ammonia to give solutions containing solvated electrons, although these have not been as heavily studied as those of the alkali metals.

Which is the reducing agent?

A reducing agent is typically in one of its lower possible oxidation states, and is known as the electron donor. A reducing agent is oxidized, because it loses electrons in the redox reaction. Examples of reducing agents include the earth metals, formic acid, and sulfite compounds.

Is KMnO4 a reducing agent?

The oxalic acid acts as a reducing agent, and the KMnO4 acts as an oxidizing agent, KMnO4​ acts as an indicator of where the permanganate ions are a deep purple colour.

Is chlorine a reducing agent?

Chlorine has the ability to take electrons from both bromide ions and iodide ions. Bromine and iodine cannot reclaim those electrons from the chloride ions formed. This indicates that chlorine is a more powerful oxidizing agent than either bromine or iodine.

Which is more reducing alkali metals of alkaline earth metals and why?

Explain why alkaline earth metals are poor reducing agents as compared to alkali metals. The ionisation enthalpies of alkaline earth metals are higher and their electrode potentials are less negative than the corresponding alkali metals, therefore alkaline earth metals are weaker reducing agents than alkali metals.

Which is strongest reducing agent Li or Cs?

Thus, Li is the weakest reducing agent while Cs is the strongest reducing agent amongst alkali metals in free gaseous state. The tendency of an element to lose electron in solution is measured by its standard oxidation potential value E o ext .

Which reducing agent is strongest?

lithiumWhat is the strongest reducing agent? Due to the smallest standard reduction potential, lithium is the strongest reduction agent. It decreases another substance when something is oxidized, becoming a reduction agent. Lithium is, therefore, the most powerful reducing agent.