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

E.D.T.A is

Question # 2

In the extraction of iron, slag is produced which is

Question # 3

6-d series is in the period :

Question # 4

What is the shape of Fe(CO)5molecule?

Question # 5

The formula of curprite is

Question # 6

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 7

Cu2+with d9electronic configuration appears

Question # 8

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

Question # 9

Most transition elements show

Question # 10

Transition metals form complexes due to the participation of partially filled

Question # 11

Which of the following metals is sometimes found in native state in nature?

Question # 12

Content of carbon in steel is:

Question # 13

Transition elements form which type of bond

Question # 14

Misch mental is

Question # 15

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

Question # 16

Potassium chromate has formula

Question # 17

A transition element is defined as an element of 3d series

Question # 18

Potassium ferrocyanide is a

Question # 19

Cuprous ore among the following is

Question # 20

f-block elements are called :

Question # 21

Which of the following is non-typical transition element?

Question # 22

Rusting of iron is catalysed by

Question # 23

The colour of transition metal complexes is due to:

Question # 24

High purity copper metal is obtained by

Question # 25

Which of the following is a carbonate are?

Question # 26

Which is the correct electronic configuration of Cr - 24

Question # 27

The free spaces between the metal atoms and its crystal lattice are called

Question # 28

Which of the following is a typical transition metal

Question # 29

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 30

Which of the following is a transition element

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
2 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
3 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
4 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
5 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
6 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
7 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
8 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
9 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
10 Transition elements are called so because:
A. Form interstital sompounds
B. have high m.p
C. In between 's' and' 'p' block elements
D. All of these

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