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

00:00
Question # 1

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 2

Bell metal is an alloy of Sn and

Question # 3

Which of the following is not correct about transition metals?

Question # 4

Which is not a bidentate ligand

Question # 5

Which element has 4 unpaired electrons in 3d-orbital

Question # 6

The colour of transition metal complexes is due to

Question # 7

The total number of d-bock transition element is

Question # 8

Potassium hexacyanoferrate (II) has the formula

Question # 9

Choose the correct answer of transition elements?

Question # 10

Which of the following is not an element?

Question # 11

3-d series elements are present in:

Question # 12

Which of the following is a typical transition metal?

Question # 13

Which element belong to 5d series

Question # 14

The percentage of carbon in different types of iron products is in the order of:

Question # 15

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

Question # 16

Which of the following is a non-typical transition elements

Question # 17

The lanthanides contraction is responsible for the fact that

Question # 18

Which of the following is a typical transition metal

Question # 19

The free spaces between the metal atoms and its crystal lattice are called

Question # 20

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 21

Content of carbon in steel is:

Question # 22

The formula of curprite is

Question # 23

CuSO4. 5H2O is used to prepare

Question # 24

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

Question # 25

Among the lanthandes the one obtained by synthetic method is

Question # 26

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

Question # 27

Most transition elements show

Question # 28

The colour of transition metal complexes is due to:

Question # 29

What is the shape of Fe(CO)5molecule?

Question # 30

f-block elements are called :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
2 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
3 The total number of transition elements is:
A. 10
B. 14
C. 40
D. 50
4 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
5 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
6 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
7 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
8 Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
9 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
10 Cu2+with d9electronic configuration appears
A. Yellow
B. Pink
C. Blue
D. Green

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