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

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

Question # 2

The colour of the transition metal compounds is due to

Question # 3

Bronze is an alloy which contains

Question # 4

The elements in which d or f-orbitals are incomplete are called

Question # 5

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

Question # 6

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 # 7

Cuprous ore among the following is

Question # 8

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

Question # 9

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 10

Which of the following compounds gives red precipitate with AgNO3?

Question # 11

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

Question # 12

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 13

The protection of steel by chrome plating is due to

Question # 14

The compound which gives oxygen on moderate heating is

Question # 15

[Ti(H2O)6]+3ion absorbs colour:

Question # 16

3-d series elements are present in:

Question # 17

The total number of rare earth elements is

Question # 18

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

Question # 19

Rusting of iron is catalysed by

Question # 20

Which of the following is a typical transition metal?

Question # 21

Which is in differnet phase form other metals

Question # 22

Besides Zn and Cu , German silver contains the metal

Question # 23

Which of the following is not an element?

Question # 24

Which period starts from 11Sc to 30Zn ?

Question # 25

Stainless steel contains Cr upto

Question # 26

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

Question # 27

Which of the following is a non-typical transition elements

Question # 28

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

Question # 29

Corrosion of iron can be prevented by coating the surface with

Question # 30

Property of transition element is :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The less reactivity of transition metal is due to
A. High heats of sublimation
B. High ionization energies
C. Low heats of salvation
D. All these
2 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
3 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons
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 Group VIB of transition elements contains
A. Zn, Cd, Hg
B. Fe, Ru, Os
C. Cr, Mo, W
D. Mn, Te, Re
6 The amount of Ni in stainless steel is
A. 3%
B. 4%
C. 5%
D. 8%
7 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
8 Choose the correct answer of transition elements?
A. Transition elements have low melting points
B. Transition elements do not have catalytic activity
C. Transition elements exhibit variable oxidation states
D. Transition elements exhibit inert pair effect
9 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
10 Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements
A. Transition elements show variable oxidation states
B. Their salts are coloured
C. They can be used as catalyst
D. All of them are metals

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