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

6-d series is in the period :

Question # 2

Which of the following is used as disinfectant

Question # 3

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

Question # 4

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

Question # 5

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 6

Group VI-B of transition elements contains:

Question # 7

The total number of transition elements is

Question # 8

4-d series is in the period:

Question # 9

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

Question # 10

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 11

What is wrong about transition metals?

Question # 12

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

Question # 13

Content of carbon in steel is:

Question # 14

Which of the following is a non-typical transition elements

Question # 15

The compound which gives oxygen on moderate heating is

Question # 16

Corrosion of iron can be prevented by coating the surface with

Question # 17

The color of Cr3+ion is

Question # 18

Interstitial compounds have

Question # 19

Rusting of iron is catalysed by

Question # 20

The less reactivity of transition metal is due to

Question # 21

f-block elements are called :

Question # 22

Which of the following is a typical transition metal?

Question # 23

Which of the following is not an element?

Question # 24

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

Question # 25

Series starting from57La,42Hf -80Hg is in the period:

Question # 26

Group VIB of transition elements contains

Question # 27

Which one of the following metal ions is colourless?

Question # 28

The total number of d-bock transition element is

Question # 29

Cuprous ore among the following is

Question # 30

Steel may be manufacture by two processes which two are correct

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
2 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
3 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
4 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
5 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
6 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
7 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
8 Which element belong to 5d series
A. V
B. Nb
C. Pd
D. Hf
9 Across the lanthanide series, the basicity of the lanthanide hydroxides
A. Increases
B. Decreases
C. First increases and then decreases
D. First decreases and then increases
10 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b

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