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

Which of the following is not an element?

Question # 2

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 3

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

Question # 4

The colour of transition metal complexes is due to:

Question # 5

Which element does not belong to 3d transition series

Question # 6

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

Question # 7

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

Question # 8

Solubility of KMnO4 at higher temperature is:

Question # 9

Bessemer converter is used in the manufacture of

Question # 10

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

Question # 11

Potassium hexacyanoferrate (II) has the formula

Question # 12

Titanium is used as a catalyst in

Question # 13

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 14

Corrosion may be prevented by

Question # 15

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

Question # 16

What is wrong about transition metals?

Question # 17

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

Question # 18

Out of 110 known elements, transition elements are

Question # 19

Which metal is used for catalytic hydrogenation of oils

Question # 20

Transition metals mostly are

Question # 21

Which one of the following metal ions is colourless?

Question # 22

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

Question # 23

E.D.T.A is

Question # 24

Which of the following is a not typical transition element

Question # 25

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

Question # 26

Which is the correct electronic configuration of Cr - 24

Question # 27

Which has the largest radius?

Question # 28

5-d series is in the period :

Question # 29

Choose the correct answer of transition elements?

Question # 30

Maximum variable oxidation state is of:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
2 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3
3 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
4 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
5 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
6 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
7 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
8 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
9 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
10 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel

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