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

Maximum variable oxidation state is of:

Question # 2

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

Question # 3

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 4

Stainless steel contains Cr upto

Question # 5

Transition elements form which type of bond

Question # 6

Which is in differnet phase form other metals

Question # 7

Which of the following is a transition element

Question # 8

What are alloys

Question # 9

Bronze is an alloy which contains

Question # 10

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

Question # 11

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

Question # 12

Which is non typical transition element :

Question # 13

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

Question # 14

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

Question # 15

6-d series is in the period :

Question # 16

Which of the following transition metal ions will have definite value of magnetic moment?

Question # 17

The total number of d-bock transition element is

Question # 18

In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because

Question # 19

Among the lanthandes the one obtained by synthetic method is

Question # 20

Which of the following is not correct about transition metals?

Question # 21

Solubility of KMnO4 at higher temperature is:

Question # 22

The protection of steel by chrome plating is due to

Question # 23

Interstitial compounds have

Question # 24

Cuprous ore among the following is

Question # 25

AgCl is soluble is

Question # 26

Which of the following is not an element?

Question # 27

The number of unpaired electrons in Mn2+is

Question # 28

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 29

Choose the correct answer of transition elements?

Question # 30

Which of the following acts as ligand

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 In the extraction of iron, slag is produced which is
A. CO
B. FeSiO3
C. MgSiO3
D. CaSiO3
2 Which of the following is a typical transition metal
A. Sc
B. Y
C. Ra
D. Co
3 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
4 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
5 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
6 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
7 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
8 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
9 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
10 Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is
A. 4
B. 5
C. 6
D. 7

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