Chemistry Transition Elements MCQs Chapter 6 Class 12 - PLS Academy

Chemistry Transition Elements MCQs – Chapter 6 Class 12

Chemistry Transition Elements is an important chapter of Class 12 Chemistry and plays a key role in FSc Part-II exams and entry test preparation. MCQs from this chapter are frequently included in MDCAT, NUMS, AKU, NUST, UET ECAT, and board examinations. This chapter covers essential topics such as the general properties, electronic configurations, oxidation states, magnetic properties, and important compounds of the transition elements (d-block elements).

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Created on February 10, 2022 By Ali Durrani

Chemistry Ch 6 Class 12

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1 / 17

ransition elements are colored because of:

d-d transition

d-p transition

p-p transition

s-d transition

2 / 17

d-d transitions in transition metals gives?

Crystalline structure

characteristic color

Hardness

d) Higher reactivity

3 / 17

Transition elements are colored in which type of compounds?

Ionic

Covalent

Both a and b

None of these

4 / 17

Which of the following has the lowest boiling point?

Titanium

Chromium

Manganese

Vanadium

5 / 17

Which of the following doesn’t has an incomplete d-orbital?

All of these

6 / 17

Which element of 5th group doesn’t have unpaired valence electrons in d-sub shell?

7 / 17

What is NOT true about K2Cr2O7?

Blue crystalline solid

Not soluble in water

Strong oxidizing agent

Used in formation of lead chromate

8 / 17

Acidified K2Cr2O7 is also called:

Ceramic acid

Chromic Acid

Dichromate

None of these

9 / 17

What is not true about transition metals?

They can make colored complexes

They have only one valency

They can be used as a catalyst d)

They are d block elements

10 / 17

lanthanide Contraction is phenomenon of block :

f block

s block

d block

P block

11 / 17

Which of following transition complex will have most stable square planar structure?

(MnCI4)2-

PCI5

Cu(NI13)4)2-

(Co(N143)6)2-

12 / 17

Which of the following states of copper Is more stable?

Cu+2

Cu+1

Both a and b

Depends on environment

13 / 17

Which of the following Is the reason that Iron is the most abundant element?

Oldest metal

Binding energy

Less stability

Ferromagnetic

14 / 17

Which element does not show magnetic properties?

15 / 17

Which metal is not attracted by magnet?

Copper

Zinc

Iron

Both a & b

16 / 17

Number of unpaired electrons in ferrous ion is:

17 / 17

Higher Transition elements are:

d-type

f-type

Both a and b

None of these

Your score is

The average score is 61%

Importance of Transition Elements MCQs

A clear understanding of transition elements helps students explain trends in chemical and physical properties, predict reactivity, and solve conceptual problems. Exams often include MCQs on electronic configuration, variable oxidation states, coordination compounds, and industrial applications. Practicing chapter-wise MCQs improves conceptual clarity, accuracy, and confidence for competitive exams.

Effective Strategy for Free Preparation

For effective preparation, students should revise electronic configurations, memorize key properties and reactions, and solve topic-wise MCQs consistently. Attempting free tests and past paper questions helps identify important concepts and repeated exam patterns. PLS Academy provides structured MCQs and free resources to support Chemistry Transition Elements preparation and other Class 12 Chemistry chapters.

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