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

00:00
Question # 1

What are alloys

Question # 2

Which metal is used for catalytic hydrogenation of oils

Question # 3

Which of the following is used as disinfectant

Question # 4

CuSO4. 5H2O is used to prepare

Question # 5

Most common oxidation states shownby cerium are

Question # 6

In the extraction of iron, slag is produced which is

Question # 7

Which of the following is non-typical transition element?

Question # 8

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 9

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

Question # 10

The colour of the transition metal compounds is due to

Question # 11

The total number of transition elements is:

Question # 12

Transition metals mostly are

Question # 13

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

Question # 14

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

Question # 15

Content of carbon in steel is:

Question # 16

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 17

Potassium hexacyanoferrate (II) has the formula

Question # 18

d-block elements are also called :

Question # 19

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 # 20

Which is used to identify Cu2+ions

Question # 21

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 22

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

Question # 23

Bronze is an alloy of Cu and

Question # 24

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

Question # 25

Group VI-B of transition elements contains:

Question # 26

Which of the following is a transition element

Question # 27

An oxidixing agent

Question # 28

Transition metals form complexes due to the participation of partially filled

Question # 29

The Mn3+has ______ color

Question # 30

The colour of transition metal complexes is due to:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt
2 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
3 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
4 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
5 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
6 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re
7 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
8 Most transition elements show
A. Diamagnetic behavior
B. Ferromagnetic behavior
C. Paramagnetic behavior
D. None of these
9 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
10 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+

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