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

Which is the correct electronic configuration of Cr - 24

Question # 2

Which of the following is used as disinfectant

Question # 3

What are alloys

Question # 4

German silver does not contain

Question # 5

Bronze is an alloy of Cu and

Question # 6

Most common oxidation states shownby cerium are

Question # 7

d-block elements are also called :

Question # 8

Which one of the following has highest density

Question # 9

Maximum variable oxidation state is of:

Question # 10

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

Question # 11

An oxidixing agent

Question # 12

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 13

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 14

4-d series is in the period:

Question # 15

Which of the following is a non-typical transition elements

Question # 16

Which is used to identify Cu2+ions

Question # 17

The colour of transition metal complexes is due to:

Question # 18

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

Question # 19

Cuprous ore among the following is

Question # 20

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

Question # 21

Which is in differnet phase form other metals

Question # 22

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 23

Potassium hexacyanoferrate (II) has the formula

Question # 24

The total number of transition elements is:

Question # 25

5-d series is in the period :

Question # 26

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

Question # 27

f-Block elements are also called

Question # 28

CuSO4. 5H2O is used to prepare

Question # 29

Which of the following is non-typical transition element?

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
2 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
3 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
4 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
5 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
6 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
7 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
8 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
9 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3
10 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green

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