ECAT Pre Engineering Chemistry Chapter 17 MCQ Test With Answer

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.#	Question	Answer
1	d-block elements are also called :	A. alkali metal B. Alkaline earth metals C. Transition elements D. Electron deficient elements
2	Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements	A. Transition elements show variable oxidation states B. Their salts are coloured C. They can be used as catalyst D. All of them are metals
3	5-d series is in the period :	A. 4th B. 5th C. 6th D. 7th
4	f-block elements are called :	A. Alkali metal B. Alkakline earth metals C. Transition elements D. Electron deficient elements
5	Titanium is used as a catalyst in	A. Hydrogenation B. Dehydrogenation C. Polymerization of P.E. D. Oxidation of ammonia
6	Iron, once dipped in concentrated H₂SO₄, does not displace copper from copper sulphates solution, because	A. It less reactive than copper B. A layer of sulphates is deposited on it C. An inert layer of iron oxide is deposited on it D. All valence electrons of iron are consumed
7	In the extraction of iron, slag is produced which is	A. CO B. FeSiO₃ C. MgSiO₃ D. CaSiO₃
8	Out of 110 known elements, transition elements are	A. 40 B. 60 C. 50 D. 80
9	A transition element is defined as an element of 3d series	A. Which is metal B. Which has one stable ion C. Which has two stable ions D. Which has at least one stable ion with incomplete d-orbital
10	Which is the correct electronic configuration of Cr - 24	A. 1s², 2s², 2p⁶, 3s², 3p⁶, 3d⁴, 4s² B. 1s², 2s², 2p⁶, 3s², 3p⁶, 3d³, 4s², 4p¹ C. 1s², 2s², 2p⁶, 3s², 3p⁶, 3d⁵, 4s¹ D. 1s², 2s², 2p⁶, 3s², 3p⁶, 3d⁵, 4p¹

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ECAT Pre Engineering Chemistry Chapter 17 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 17 Transition Elements

ECAT Chemistry Chapter 17 Transition Elements

Maximum variable oxidation state is of:

In physical and chemical properties, transition elements show

Which is the correct electronic configuration of Cr - 24

Which of the following is a transition element

d-block elements are also called :

Coordination sphere may be:

Which alloy contains 50% copper, 25% zinc and 25% nickel

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

[Co(NH3)6]3+will form ______ structure

Non-formation of menisus by Hg in presence of O3is due to the formation of

The total number of inner transition elements in the periodic table is

CuSO4. 5H2O is used to prepare

High purity copper metal is obtained by

What are alloys

The total number of d-bock transition element is

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Which of the following compounds gives red precipitate with AgNO3?

During oxidation in k2Cr2O7, Cr VI changes to :

The number of unpaired electrons in Mn2+is

Stainless steel contains ion and carbon along with

f-Block elements are also called

Which of the following is obtained when Fe reacts with dil. HNO3?

[Ti(H2O)6]+3ion absorbs colour:

[Zn(NH3)4]3+possess geometry

Most transition elements show

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

AgCl is soluble is

Solubility of KMnO4 at higher temperature is:

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

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Top Scorers Of ECAT Chemistry Chapter 17 Transition Elements MCQ`s Test

ECAT Chemistry Chapter 17 Important MCQ's

Test Questions

Coordination number of Pt in [Pt Cl(NO₂) (NH₃)]^2-is

[Co(NH₃)₆]³⁺will form ______ structure

Non-formation of menisus by Hg in presence of O₃is due to the formation of

CuSO₄. 5H₂O is used to prepare

Fe⁺³and Mn²⁺are strong paramagnetic because the number of unpaired electrons in each is

Which of the following compounds gives red precipitate with AgNO₃?

During oxidation in k₂Cr₂O_{7, Cr VI changes to :}

The number of unpaired electrons in Mn²⁺is

Which of the following is obtained when Fe reacts with dil. HNO₃?

[Ti(H₂O)₆]⁺³ion absorbs colour:

[Zn(NH₃)₄]³⁺possess geometry

Addition of iron fillings to CuSO₄solution caused precipitation of Cu owing to the

Solubility of KMnO₄at higher temperature is:

An element in +3 oxidation state has the electronic configuration (Ar) 3d³. Its atomic number is