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 is wrong about transition metals?

Question # 2

Which of the following is used as disinfectant

Question # 3

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 4

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

Question # 5

Which metal is used for catalytic hydrogenation of oils

Question # 6

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

Question # 7

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

Question # 8

Transition metals form complexes due to the participation of partially filled

Question # 9

Potassium chromate has formula

Question # 10

Which of the following is not an element?

Question # 11

CuSO4. 5H2O is used to prepare

Question # 12

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 13

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

Question # 14

Bell metal is an alloy of Sn and

Question # 15

Among the lanthandes the one obtained by synthetic method is

Question # 16

[Zn(NH3)4]3+possess geometry

Question # 17

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 18

The colour of the transition metal compounds is due to

Question # 19

Most transition elements show

Question # 20

Transition metals mostly are

Question # 21

Cuprous ore among the following is

Question # 22

The geometry of [Co(NH3)6]3+is

Question # 23

The compound which gives oxygen on moderate heating is

Question # 24

Electronic configuration of Cu+2is

Question # 25

The color of Cr3+ion is

Question # 26

In the extraction of iron, slag is produced which is

Question # 27

Which of the following is a non-typical transition elements

Question # 28

Which element does not belong to 4d series

Question # 29

Interstitial compounds have

Question # 30

In physical and chemical properties, transition elements show

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
2 Mercury is the only metal which is liquid at 0°C. this is due to its
A. Very high ionization energy and weak metallic bond
B. Low ionization potential
C. High atomic weight
D. High vapour pressure
3 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
4 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
5 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe
6 The total number of transition elements is
A. 10
B. 14
C. 40
D. 50
7 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
8 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
9 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
10 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd

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