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

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

Question # 2

Bessemer converter is used in the manufacture of

Question # 3

Series starting from57La,42Hf -80Hg is in the period:

Question # 4

Turnbull's blue is a compound called?

Question # 5

AgCl is soluble is

Question # 6

What is wrong about transition metals?

Question # 7

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

Question # 8

In the manufacture of iron from haematitie,limestone is added to act as

Question # 9

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 10

Which of the following acts as ligand

Question # 11

The Mn3+has ______ color

Question # 12

Which of the following is a typical transition metal?

Question # 13

Choose the correct answer of transition elements?

Question # 14

Which of the following is not an element?

Question # 15

The number of unpaired electrons in Mn2+is

Question # 16

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

Question # 17

Which of the following is a not typical transition element

Question # 18

Which of the following metals is sometimes found in native state in nature?

Question # 19

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

Question # 20

Sodium thisoulophate is used in photography because of its

Question # 21

The color of Cr3+ion is

Question # 22

Which of the following compounds gives red precipitate with AgNO3?

Question # 23

Which metal is used for catalytic hydrogenation of oils

Question # 24

f-Block elements are also called

Question # 25

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

Question # 26

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

Question # 27

Which of the following is used as disinfectant

Question # 28

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

Question # 29

The lanthanides contraction is responsible for the fact that

Question # 30

Bell metal is an alloy of Sn and

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Sr.# Question Answer
1 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
2 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
3 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
4 Bronze is an alloy of Cu and
A. Zn
B. As
C. Sb
D. Sn
5 Which of the following is a transition element
A. Sr
B. Sn
C. Cr
D. Pb
6 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
7 The percentage of carbon in different types of iron products is in the order of
A. Cast iron > wrought iron > steel
B. Wrought iron > steel > cast iron
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
8 In the extraction of iron, slag is produced which is
A. CO
B. FeSiO3
C. MgSiO3
D. CaSiO3
9 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
10 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide

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