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 percentage of carbon in different types of iron products is in the order of

Question # 2

Sodium thisoulophate is used in photography because of its

Question # 3

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

Question # 4

What is wrong about transition metals?

Question # 5

Besides Zn and Cu , German silver contains the metal

Question # 6

Group VIB of transition elements contains

Question # 7

The color of Cr3+ion is

Question # 8

[Zn(NH3)4]3+possess geometry

Question # 9

The total number of transition elements is:

Question # 10

5-d series is in the period :

Question # 11

Which is non typical transition element :

Question # 12

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

Question # 13

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 14

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 15

Which of the following is a typical transition metal?

Question # 16

The formula of curprite is

Question # 17

Which is not a bidentate ligand

Question # 18

Stainless steel contains Cr upto

Question # 19

Titanium is used as a catalyst in

Question # 20

Bell metal is an alloy of

Question # 21

Potassium ferrocyanide is a

Question # 22

Which is used to identify Cu2+ions

Question # 23

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

Question # 24

In the extraction of iron, slag is produced which is

Question # 25

The colour of transition metal complexes is due to

Question # 26

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

Question # 27

Which is the correct electronic configuration of Cr - 24

Question # 28

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 29

Which metal is used for catalytic hydrogenation of oils

Question # 30

Most common oxidation states shownby cerium are

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete
2 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
3 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
4 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
5 A transition metal complex can be recognized by various terms. Which is not the proper term
A. Central metal ion
B. Coordination number
C. Ligand
D. Geometry of complex
6 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
7 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
8 Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the
A. Reduction of Cu2+
B. Oxidation of Cu2+
C. Reduction of Fe
D. Reduction of Fe3+
9 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
10 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na

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