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

[Ti(H2O)6]+3ion absorbs colour:

Question # 2

E.D.T.A is

Question # 3

Which one of the following has highest density

Question # 4

Bell metal is an alloy of Sn and

Question # 5

The total number of transition elements is

Question # 6

Which element has 4 unpaired electrons in 3d-orbital

Question # 7

Group VI-B of transition elements contains:

Question # 8

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

Question # 9

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

Question # 10

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 11

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

Question # 12

Among the lanthandes the one obtained by synthetic method is

Question # 13

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

Question # 14

Oxalic acid oxidizes to:

Question # 15

The colour of transition metal complexes is due to

Question # 16

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

Question # 17

The iron obtained from blast furnace is

Question # 18

Interstitial compounds have

Question # 19

Most common oxidation states shownby cerium are

Question # 20

The amount of Ni in stainless steel is

Question # 21

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

Question # 22

Out of 110 known elements, transition elements are

Question # 23

Transition metals form complexes due to the participation of partially filled

Question # 24

A transition element is defined as an element of 3d series

Question # 25

Solubility of KMnO4 at higher temperature is:

Question # 26

Titanium is used as a catalyst in

Question # 27

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 28

Steel may be manufacture by two processes which two are correct

Question # 29

Which one of the following metal ions is colourless?

Question # 30

5-d series is in the period :

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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 The Mn3+has ______ color
A. Violet
B. Green
C. Red/brown
D. No color
3 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
4 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
5 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride
6 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
7 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
8 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
9 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
10 The less reactivity of transition metal is due to
A. High heats of sublimation
B. High ionization energies
C. Low heats of salvation
D. All these

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