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 lanthanides contraction is responsible for the fact that

Question # 2

Series starting form 39Y to 48CD is in period:

Question # 3

Stainless steel contains ion and carbon along with

Question # 4

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

Question # 5

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

Question # 6

Which of the following is not an element?

Question # 7

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

Question # 8

The total number of d-bock transition element is

Question # 9

Corrosion of iron can be prevented by coating the surface with

Question # 10

4-d series is in the period:

Question # 11

Which one of the following has highest density

Question # 12

Which one of the following metal ions is colourless?

Question # 13

Potassium chromate has formula

Question # 14

Which is used to identify Cu2+ions

Question # 15

Cu2+with d9electronic configuration appears

Question # 16

Cuprous ore among the following is

Question # 17

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 18

The total number of rare earth elements is

Question # 19

Bronze is an alloy of Cu and

Question # 20

High purity copper metal is obtained by

Question # 21

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

Question # 22

Which of the following is a typical transition metal

Question # 23

The amount of Ni in stainless steel is

Question # 24

E.D.T.A is

Question # 25

d-block elements are also called :

Question # 26

Which is the correct electronic configuration of Cr - 24

Question # 27

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 28

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 29

Steel may be manufacture by two processes which two are correct

Question # 30

Potassium hexacyanoferrate (II) has the formula

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
2 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
3 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
4 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
5 The Mn3+has ______ color
A. Violet
B. Green
C. Red/brown
D. No color
6 The amount of Ni in stainless steel is
A. 3%
B. 4%
C. 5%
D. 8%
7 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
8 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
9 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
10 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these

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