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The most basic hydroxide from the following is

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Important Questions on The d- and f-Block Elements

EASY
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Given below are two statements:

Statement I : CeO2 can be used for oxidation of aldehydes and ketones.

Statement II : Aqueous solution of EuSO4 is a strong reducing agent. In the light of the above statements, choose the correct answer from the options given below:

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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
The major constituents of misch metal are
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which one of the following lanthanoids does not form MO2? [M is lanthanoid metal]
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which of the following elements involves gradual filling of 4f - levels?
HARD
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids

Identify the formula of compound (B) formed in following reaction.

(i) Lanthanoide (Ln) burnt in oxygen forming compound (A)

(ii) Compound (A) reacts with CO2 in excess to form compound (B)

EASY
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which statement is incorrect with reference to inner transition elements?
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
The lanthanide ion that would show colour is:
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids

Which of the following statements is incorrect?

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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which of the following statement is not correct?
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Among Ce4f15d16s2, Nd4f16s2, Eu4f76s2 and Dy4f106s2, the elements having highest and lowest 3rd ionisation energies, respectively are
HARD
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
The incorrect statement among the following is:
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Mischmetal is an alloy consisting mainly of :
MEDIUM
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which one of the following lanthanides exhibits +2 oxidation state with diamagnetic nature ? (Given Z for Nd=60,Yb=70,La=57,Ce=58)
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which of the following properties is NOT of lanthanoids?
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
The most basic hydroxide among the following is
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
The most basic hydroxide among the following is-
EASY
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Knowing that the chemistry of lanthanides (Ln) is dominated by their +3 oxidation state, which of the following statements is incorrect?
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Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which of the following cations has the strongest tendency towards complex formation?
MEDIUM
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids

Which of the following lanthanoid is diamagnetic?

Atomic no's Sm=62, Ce=58, Eu=63, Yb=70

EASY
Chemistry>Inorganic Chemistry>The d- and f-Block Elements>General Properties of Lanthanoids
Which one of the following statements related to lanthanons is incorrect?