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 total number of inner transition elements in the periodic table is

Question # 2

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

Question # 3

Group VI-B of transition elements contains:

Question # 4

Most transition elements show

Question # 5

Which of the following is a carbonate are?

Question # 6

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

Question # 7

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 8

Which is the correct electronic configuration of Cr - 24

Question # 9

Which is used to identify Cu2+ions

Question # 10

Most common oxidation states shownby cerium are

Question # 11

Which of the following is used as disinfectant

Question # 12

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 13

[Cu[NH3)4]+2will form ______ structure

Question # 14

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

Question # 15

5-d series is in the period :

Question # 16

The oxidation number of Ni in [Ni(CO)4] is

Question # 17

Potassium hexacyanoferrate (II) has the formula

Question # 18

Group VIB of transition elements contains

Question # 19

Which one of the following metal ions is colourless?

Question # 20

Electronic configuration of Cu+2is

Question # 21

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 22

Potassium chromate has formula

Question # 23

High purity copper metal is obtained by

Question # 24

German silver does not contain

Question # 25

The protection of steel by chrome plating is due to

Question # 26

The colour of transition metal complexes is due to

Question # 27

f-block elements are called :

Question # 28

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 29

The colour of the transition metal compounds is due to

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
2 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
3 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
4 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
5 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
6 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
7 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
8 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
9 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
10 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe

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