ECAT Pre Engineering Chemistry Chapter 17 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 17 Transition Elements

Try The MCQ's Test For ECAT Chemistry Chapter 17 Transition Elements

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ECAT Chemistry Chapter 17 Transition Elements

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Question # 1

The colour of transition metal complexes is due to

Question # 2

Which of the following compounds gives red precipitate with AgNO3?

Question # 3

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 4

Stainless steel contains Cr upto

Question # 5

Potassium hexacyanoferrate (II) has the formula

Question # 6

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 7

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 8

The less reactivity of transition metal is due to

Question # 9

CuSO4. 5H2O is used to prepare

Question # 10

AgCl is soluble is

Question # 11

6-d series is in the period :

Question # 12

f-block elements are called :

Question # 13

A transition element is defined as an element of 3d series

Question # 14

3-d series elements are present in:

Question # 15

Out of 110 known elements, transition elements are

Question # 16

The color of Cr3+ion is

Question # 17

Most common oxidation states shownby cerium are

Question # 18

Which of the following elements does not show variable oxidation states?

Question # 19

Which of the following is not an element?

Question # 20

Which of the following has the maximum number of unpaired d-electrons?

Question # 21

Turnbull's blue is a compound called?

Question # 22

Which of the following metals is sometimes found in native state in nature?

Question # 23

Which of the following is not related to transition metals

Question # 24

What is wrong about transition metals?

Question # 25

[Cu[NH3)4]+2will form ______ structure

Question # 26

Misch mental is

Question # 27

Corrosion of iron can be prevented by coating the surface with

Question # 28

Transition elements are called so because:

Question # 29

Which of the following is a non-typical transition elements

Question # 30

In the manufacture of iron from haematitie,limestone is added to act as

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What are alloys
A. A homogenous mixture of two or more elements
B. A homohenous mixture of metal and a non-metal
C. A homogenous mixture of two or more metals
D. None of the above
2 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
3 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
4 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
5 Bronze is an alloy of Cu and
A. Zn
B. As
C. Sb
D. Sn
6 The protection of steel by chrome plating is due to
A. Cathodic protection
B. Anodic protection
C. Covering of steel surface
D. Formation of alloy with iron
7 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na
8 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
9 The less reactivity of transition metal is due to
A. High heats of sublimation
B. High ionization energies
C. Low heats of salvation
D. All these
10 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these

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