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 is in differnet phase form other metals

Question # 2

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

Question # 3

Which of the following is a typical transition metal

Question # 4

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 5

Which period starts from 11Sc to 30Zn ?

Question # 6

Which of the following has the maximum number of unpaired d-electrons?

Question # 7

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

Question # 8

Potassium chromate has formula

Question # 9

Cuprous ore among the following is

Question # 10

The free spaces between the metal atoms and its crystal lattice are called

Question # 11

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

Question # 12

Interstitial compounds have

Question # 13

Turnbull's blue is a compound called?

Question # 14

Electronic configuration of Cu+2is

Question # 15

The elements in which d or f-orbitals are incomplete are called

Question # 16

An oxidixing agent

Question # 17

Which of the following is a transition element

Question # 18

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

Question # 19

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

Question # 20

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 21

The iron obtained from blast furnace is

Question # 22

Most transition elements show

Question # 23

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 24

Solubility of KMnO4 at higher temperature is:

Question # 25

Which of the following elements does not show variable oxidation states?

Question # 26

The lanthanides contraction is responsible for the fact that

Question # 27

Titanium is used as a catalyst in

Question # 28

Choose the correct answer of transition elements?

Question # 29

The total number of d-bock transition element is

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
3 Which of the following metals is sometimes found in native state in nature?
A. Al
B. Cu
C. Fe
D. Mg
4 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
5 Which of the following is a transition element
A. Sr
B. Sn
C. Cr
D. Pb
6 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
7 Which alloy contains 50% copper, 25% zinc and 25% nickel
A. German silver
B. Gun metal
C. Bell metal
D. Brass
8 In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because
A. The 3rd orbital is of lower energy than 4s
B. The 4s orbital is of equal energy to 3d orbital
C. The half filled d-subshell is more stable than incomplete d-sub shell
D. 6 unpaired electrons make Cr more paramagnetic
9 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
10 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state

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