Match the catalysts to the correct process. Catalyst Process A. T i C l 3 i. Wacker process B. P d C l 2 ii. Ziegler – Natta polymerisation C. C u C l 2 iii. Contact process` D. V 2 O 5 iv. Deacon’s process

A → i i , B → i , C → i v , D → i i i

A → i i i , B → i , C → i i , D → i v

A → i i i , B → i i , C → i v , D → i

A → i i , B → i i i , C → i v , D → i

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Which forms interstitial compounds?

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Important Questions on Transition and Inner Transition Elements

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Find the metallic and ferromagnetic substance.

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The colour and magnetic nature of manganate ion

({MnO}_{4}^{2 -})

is-

MEDIUM

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

A compound of vanadium chloride has spin only magnetic moment of

1.73

BM. Its formula is

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The statement that is INCORRECT about the interstitial compounds is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Which of the following arrangements does not represent the correct order of the property stated against it?

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Which one of the following species is stable in aqueous solution?

HARD

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Maximum number of covalent bonds formed by

N

and

P

are -

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Magnetic moment

2.83

BM is given by which of the following ions?
(At.nos.

T i = 22, C r = 24, M n = 25, N i = 28)

HARD

Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The equation which is balanced and represents the correct product(s) is

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

When heated in air, brown copper powder turns black. This black powder would turn brown again when heated with

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The metal that gives hydrogen gas upon treatment with both the acid as well as the base is

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The pair of metal ions that can give a spin only magnetic moment of

3.9 B M

for the complex

[M {(H_{2} O)}_{6}] C l_{2}

, is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Consider the hydrated ions of

T i^{2 +}, V^{2 +}, T i^{3 +}

and

S c^{3 +}

. The correct order of their spin-only magnetic moments is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Which of the following are the transition metal ions responsible for colour in ruby and emerald respectively?

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The correct order of the first ionization enthalpies is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

For the following Assertion and Reason, the correct option is:
Assertion: For hydrogenation reactions, the catalytic activity increases from Group

5

to Group

11

metals with maximum activity shown by Group

7 - 9

elements.
Reason: The reactants are most strongly adsorbed on group

7 - 9

elements.

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Reason of lanthanoid contraction is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Spin only magnetic moment

2 .84 BM

is given by:

(Atomic Number of

Ni =28, Ti =22, Cr =24, Co =27

)

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

The transition elements that has the lowest enthalpy of atomisation is:

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Chemistry>Inorganic Chemistry>Transition and Inner Transition Elements>Trend in Properties of First Row Transition Metals

Match the catalysts to the correct process.

	Catalyst		Process
A.	$T i C l_{3}$	i.	Wacker process
B.	$P d C l_{2}$	ii.	Ziegler – Natta polymerisation
C.	$C u C l_{2}$	iii.	Contact process`
D.	$V_{2} O_{5}$	iv.	Deacon’s process

Which forms interstitial compounds?

Important Questions on Transition and Inner Transition Elements

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