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

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

Question # 2

Which has the largest radius?

Question # 3

Sodium thisoulophate is used in photography because of its

Question # 4

Which of the following is a not typical transition element

Question # 5

Which one of the following has highest density

Question # 6

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

Question # 7

Rusting can be avoided by :

Question # 8

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 9

AgCl is soluble is

Question # 10

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

Question # 11

Which is used to identify Cu2+ions

Question # 12

What is wrong about transition metals?

Question # 13

Group VI-B of transition elements contains:

Question # 14

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

Question # 15

Which is in differnet phase form other metals

Question # 16

Which of the following is not related to transition metals

Question # 17

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

Question # 18

The colour of transition metal complexes is due to

Question # 19

Bell metal is an alloy of

Question # 20

The geometry of [Co(NH3)6]3+is

Question # 21

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 22

The total number of transition elements is:

Question # 23

Which of the following is not an element?

Question # 24

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

Question # 25

The number of unpaired electrons in Mn2+is

Question # 26

Content of carbon in steel is:

Question # 27

Which of the following is a transition element

Question # 28

The compound which gives oxygen on moderate heating is

Question # 29

What is the name of the comlex [Ni(CO)4]

Question # 30

Choose the correct answer of transition elements?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21
2 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
3 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
4 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
5 Which alloy contains 50% copper, 25% zinc and 25% nickel
A. German silver
B. Gun metal
C. Bell metal
D. Brass
6 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
7 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
8 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
9 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
10 A transition element is defined as an element of 3d series
A. Which is metal
B. Which has one stable ion
C. Which has two stable ions
D. Which has at least one stable ion with incomplete d-orbital

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