Properties of Actinoids

IMPORTANT

Properties of Actinoids: Overview

This Topic covers sub-topics such as Magnetic Nature of Actinoids, Colours of Actinoids, Radioactive Nature of Actinoids, Chemical Reactivity of Actinoids, Oxidation States of Actinoids and, General Characteristics of Actinoids

Important Questions on Properties of Actinoids

EASY
IMPORTANT

The maximum oxidation state exhibited by actinide ions is

EASY
IMPORTANT

Large number of oxidation states are exhibited by the actinoids than those by the lanthanoids, the main reason being

HARD
IMPORTANT

The maximum oxidation state which actinoid element can exhibit is

MEDIUM
IMPORTANT

Describe the Ionization Energies of Actinoids.

MEDIUM
IMPORTANT

Curium is the most reactive actinoid.

MEDIUM
IMPORTANT

Name the most reactive actinoid.

MEDIUM
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Identify the most reactive actinoid.

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IMPORTANT

U3+ is a diamagnetic trivalent actinoid ion.

HARD
IMPORTANT

Identify the paramagnetic ion(s) from the given trivalent actinoids.

MEDIUM
IMPORTANT

Identify the diamagnetic ion from the given trivalent actinoids.

HARD
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Discuss the magnetic nature of the trivalent actinoids.

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The magnetic properties of the actinoids are more complex than those of the _____.

HARD
IMPORTANT

Actinoids exhibit larger oxidation states than lanthanides because of the very small energy gap between _____ .

HARD
IMPORTANT

Explain the magnetic properties of actinoids ?

HARD
IMPORTANT

Explain the reasons for variable oxidation state shown by actinoids ?

HARD
IMPORTANT

Explain the variable oxidation states shown by actinoids ?

EASY
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Actinides (*Ac) generally having more number of oxidation state as compared to lanthanoids (*La), because

EASY
IMPORTANT

Which of the following exhibits only +3 oxidation state?

EASY
IMPORTANT

The reason for greater range of oxidation states in actinoids is attributed to

MEDIUM
IMPORTANT

Among the following, total numbers of radioactive elements are:
In, Ac, At, Ba, Tc, Pm, Ta, Xe