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

Out of 110 known elements, transition elements are

Question # 2

What are alloys

Question # 3

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

Question # 4

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

Question # 5

Choose the correct answer of transition elements?

Question # 6

The color of Cr3+ion is

Question # 7

The percentage of carbon in different types of iron products is in the order of

Question # 8

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

Question # 9

Bessemer converter is used in the manufacture of

Question # 10

The number of unpaired electrons in Mn2+is

Question # 11

Which of the following is non-typical transition element?

Question # 12

CuSO4. 5H2O is used to prepare

Question # 13

The amount of Ni in stainless steel is

Question # 14

The oxidation number of Ni in [Ni(CO)4] is

Question # 15

The total number of inner transition elements in the periodic table is

Question # 16

In the extraction of iron, slag is produced which is

Question # 17

Which has the largest radius?

Question # 18

The protection of steel by chrome plating is due to

Question # 19

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 20

Stainless steel contains Cr upto

Question # 21

Transition metals mostly are

Question # 22

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 23

d-block elements are also called :

Question # 24

The less reactivity of transition metal is due to

Question # 25

Which metal is used for catalytic hydrogenation of oils

Question # 26

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

Question # 27

Which of the following is a non-typical transition elements

Question # 28

Which of the following is used as disinfectant

Question # 29

Which period starts from 11Sc to 30Zn ?

Question # 30

German silver does not contain

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
2 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
3 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
4 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
5 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
6 [Co(NH3)6]3+will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyamidal
7 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
8 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
9 Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate
A. [Pt(NH3)4(NO2)] SO4
B. [Pt NO2CI(NH3)4] SO4
C. [Pt CI(NO2) (NH3)4] SO4
D. [Pt (NH3)4(NO2) CI] SO4
10 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe

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