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Standard X

Chemistry

Atomic Radius

The oxidizing...

Question

The oxidizing and reducing property across period:

increases and decreases respectively

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decreases and increases respectively

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Both increases

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Both decreases

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Solution

The correct option is A increases and decreases respectively
The property to lose electrons decreases along the period and the property to accept the electrons increases. Thus the oxidizing property increases along the period and reducing property decreases.

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Similar questions

Q. Identify the correct statements from the following.
(a) An element with low ionization potential has high electropositivity and hence give out electrons easily.
(b) Due to decrease in ionization energy, in a group, the oxidizing property decreases.
(c) Electronegativity decreases along a period due to increase in nuclear charge and increase in atomic size.
(d) Due to increase in electron affinity the reducing property increases along a period.

Q. Which of the following sequence of explanation is appropriate for explaining the reason for the periodicity of reducing property in a period or group?
(a) Tendency to undergo oxidation decreases in a period and increases in a group.
(b) In a period ionization energy increases and in a group it decreases.
(c) In a period the atomic size decreases and in a group it increases.
(d) The elements present in the left side of the periodic table have strong reducing property.

Parts (a) to (e) refer to changes in the properties of elements on moving from left to right across a period of Periodic Table. For each property, choose the correct answer.

(a) The non-metallic character of the elements :

(i) decreases, (ii) increases,

(iii) remains the same, (iv) depends on the period

(b) The electronegativity :

(i) depends on the number of valence electrons,

(ii) remains the same,

(iii) decreases,

(iv) increases.

(i) goes up and down (ii) decreases

(iii) increases (iv) remains the same

(d) The atomic size :

(i) decreases,

(ii) increases,

(iii) remains the same ,

(iv) sometimes increases and sometimes decreases.

(e) The electron affinity of the elements in groups 1 to 7 :

(i) goes up and then down.

(ii) decreases and then increases,

(iii) increases,

(iv) decreases.

Q. Question 48 (b)
(a) Electropositive nature of the element(s) increases down the group and decreases across the period
(b) Electronegativity of the element decreases down the group and increases across the period
(c) Atomic size increases down the group and decreases across a period (left to right)
(d) Metallic character increases down the group and decreases across a period.
On the basis of the above trends of the Periodic Table, answer the following about the elements with atomic numbers 3 to 9.

Name the most electronegative element.

Why metallic character decreases across a period and increases down a group?

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The oxidizing and reducing property across period:

The correct option is A increases and decreases respectivelyThe property to lose electrons decreases along the period and the property to accept the electrons increases. Thus the oxidizing property increases along the period and reducing property decreases.

The correct option is A increases and decreases respectively
The property to lose electrons decreases along the period and the property to accept the electrons increases. Thus the oxidizing property increases along the period and reducing property decreases.