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

Question # 2

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

Question # 3

CuSO4. 5H2O is used to prepare

Question # 4

Content of carbon in steel is:

Question # 5

The lanthanides contraction is responsible for the fact that

Question # 6

Which is the correct electronic configuration of Cr - 24

Question # 7

Steel may be manufacture by two processes which two are correct

Question # 8

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 9

d-block elements are also called :

Question # 10

Which of the following compounds gives red precipitate with AgNO3?

Question # 11

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 12

Coordination sphere may be:

Question # 13

Most transition elements show

Question # 14

The total number of transition elements is:

Question # 15

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

Question # 16

Maximum variable oxidation state is of:

Question # 17

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

Question # 18

Transition elements form which type of bond

Question # 19

Property of transition element is :

Question # 20

4-d series is in the period:

Question # 21

Which of the following acts as ligand

Question # 22

Which has the largest radius?

Question # 23

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

Question # 24

6-d series is in the period :

Question # 25

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

Question # 26

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 27

Which of the following is a carbonate are?

Question # 28

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 29

Sodium thisoulophate is used in photography because of its

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
2 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
3 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
4 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
5 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
6 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
7 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
8 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
9 The colour of transition metal complexes is due to:
A. d-d transitions of electorns
B. Paramagnetic nature of transition
C. Ionization
D. Loss of s-electrons
10 Which period starts from 11Sc to 30Zn ?
A. First Period
B. Second Period
C. Third Period
D. 4th Period

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