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

Question # 2

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

Question # 3

Content of carbon in steel is:

Question # 4

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

Question # 5

Choose the correct answer of transition elements?

Question # 6

High purity copper metal is obtained by

Question # 7

Property of transition element is :

Question # 8

Potassium chromate has formula

Question # 9

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 10

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 11

The color of Cr3+ion is

Question # 12

Interstitial compounds have

Question # 13

Which of the following compounds gives red precipitate with AgNO3?

Question # 14

Potassium ferrocyanide is a

Question # 15

Oxalic acid oxidizes to:

Question # 16

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

Question # 17

What is wrong about transition metals?

Question # 18

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

Question # 19

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

Question # 20

Electronic configuration of Cu+2is

Question # 21

The coordination number of iron in [Fe(H2O)6]3+is

Question # 22

6-d series is in the period :

Question # 23

Bronze is an alloy of Cu and

Question # 24

Transition metals form complexes due to the participation of partially filled

Question # 25

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

Question # 26

Which is in differnet phase form other metals

Question # 27

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

Question # 28

Which element has 4 unpaired electrons in 3d-orbital

Question # 29

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 30

The colour of transition metal complexes is due to:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
2 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
3 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
4 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
5 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
6 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
7 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
8 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
9 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
10 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21

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