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

German silver does not contain

Question # 2

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

Question # 3

The compound which gives oxygen on moderate heating is

Question # 4

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

Question # 5

Electronic configuration of Cu+2is

Question # 6

Among the lanthandes the one obtained by synthetic method is

Question # 7

4-d series is in the period:

Question # 8

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

Question # 9

Which one of the following metal ions is colourless?

Question # 10

The Mn3+has ______ color

Question # 11

The formula of curprite is

Question # 12

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 13

Turnbull's blue is a compound called?

Question # 14

The colour of the transition metal compounds is due to

Question # 15

Solubility of KMnO4 at higher temperature is:

Question # 16

The iron obtained from blast furnace is

Question # 17

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 18

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

Question # 19

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

Question # 20

Which is the correct electronic configuration of Cr - 24

Question # 21

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 22

Which of the following compounds gives red precipitate with AgNO3?

Question # 23

Which of the following is not correct about transition metals?

Question # 24

Coordination sphere may be:

Question # 25

Which element belong to 5d series

Question # 26

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

Question # 27

Which of the following is not an element?

Question # 28

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

Question # 29

The colour of transition metal complexes is due to

Question # 30

d-block elements are also called :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
2 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
3 Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?
A. [Pt(NH3)4(NO2)]SO4
B. [PtNO2Cl(NH3)4]SO4
C. [PtCl(NO2)(NH3)4]SO4
D. [Pt(NH3)4(NO2)Cl]SO4
4 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
5 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
6 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
7 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
8 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
9 [Cu[NH3)4]+2will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyramidal
10 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b

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