Chemistry 12 mcqs with answers pdf chapter 6 for mdcat and f.sc board exams. These are most important mcqs of 2nd year chemistry.
IMPORTANCE OF THESE MCQS
It is tough and difficult task to solve 2nd year chemistry mcqs . Students
must have proper preparation of 2nd year chemistry mcqs for excellent
marks in chemistry 12. All the important mcqs related to chapter 6 "Transition Elements" of 2nd
year Chemistry are here for you. These questions are taken from past
papers of 2nd year chemistry of all Punjab Board of Pakistan as ;
Bahawalpur Board
D.G.Khan Board
Faisalabad Board
Gujranwala Board
Lahore Board
Multan Board
Rawalpindi Board
Content is created and designed with intense care and diligence.
These questions (MCQs) are top repetitive in previous papers. Each
question has a detailed answer explanation. In this way you learn from
your mistakes
Chemistry 12 Smart Preparation
Generally students get less time for preparation. If we talk about
second year chemistry, we need a lot of intensive time to prepare for
it. 2nd Year students of face big difficulty while preparation of
Chemistry Multiple Choice Questions (MCQs). Good News! mhbeducator.com
offers you, the easiest and smartest way to prepare 12th Chemistry by
which students can save their time and will able to prepare Class 12
Chemistry Multiple Choice Questions (MCQs) very fast. In this post you
can view and download Chemistry class 12 chapter 6 important mcqs. For
other chapters' mcqs click the link at the end of this post. This
content is very helpful for weak students and also helpful for those
students that are better at chemistry 12 exam preparation. These
Questions are based on the current Chemistry Class 12 syllabus according
to Punjab Textbook Board.
About This Chapter
Chapter no. 6 "Transition Elements" of Chemistry class 12 enables the students to learn to learn the definition and classification of transition elements.
Students learn electronic configurations and characteristics like color, binding energies, etc.
Students learn definition of a complex compound and the related terms like ligand and coordination number. Students learn the nomenclature and the geometrical shapes of simple complex compounds. Students also learn how corrosion is caused and the ways to prevent it. This "2nd year chemistry mcqs with
answers pdf Chapter 6" covers all important mcqs that are top repetitive
in past papers relevant to above mentioned topics.
👉For Answers of following questions click the show answer button.
1. The total number of transition elements is:
(A) 10
(B) 14
(C) 58
(D) 32
(C) 58
2. Total number of d-block elements are:
(A) 20
(B) 30
(C) 40
(D) 50
(B) 30
3. Which of the following is non-typical transition metal?
(A) Fe
(B) Mn
(C) Zn
(D) Ni
(C) Zn
4. Which of the following is a typical transition metal?
(A) Sc
(B) Co
(C) Ra
(D) Y
(B) Co
5. The color of transition metal complexes is due to:
(A) Loss of electrons
(B) d-d transition of electrons
(C) Their paramagnetic behaviour
(D) Ionization
(B) d-d transition of electrons
6. Strength of binding energy of transition elements depends upon:
(A) Number of protons
(B) Number of neutrons
(C) Number of electron pairs
(D) Number of unpaired electrons
(D) Number of unpaired electrons
7. What is coordination number of Fe in K4[Fe(CN)6] ?
(A) 2
(B) 3
(C) 4
(D) 6
(D) 6
8. Co-ordination number of Pt in [Pt Cl (NO2)(NH3)4] is:
(A) 3
(B) 4
(C) 5
(D) 6
(D) 6
9. Which is not an ore of iron?
(A) Limonite
(B) Magnetite
(C) Hematite
(D) Cassiterite
(D) Cassiterite
10. The percentage of carbon in different types of iron products is in the order of :
(A) Cast iron > wrought iron > Steel
(B) Cast iron > Steel > wrought iron
(C) Wrought iron > cast iron > steel
(D) All contains same
(B) Cast iron > Steel > wrought iron
11. Mild steel contains carbon percentage:
(A) 0.1 - 0.2 %
(B) 0.7 - 0.9 %
(C) 0.3 - 0.5 %
(D) 1 - 2 %
(A) 0.1 - 0.2 %
12. Group VIB of transition elements contains :
(A) Zn , Cd , Hg
(B) Cr , Mo , W
(C) Fe , Ru , Os
(D) Mn , Te , Re
(B) Cr , Mo , W
13. f-block elements are also called as :
(A) Non typical transition elements
(B) Outer transition elements
(C) Normal transition elements
(D) Inner transition elements
(D) Inner transition elements
14. First transition series ends on the element:
(A) Zinc
(B) Mercury
(C) Cadmium
(D) Scandium
(A) Zinc
15. Bessemer convertor is used for the manufacture of:
(A) Pig iron
(B) Wrought iron
(C) Cast iron
(D) Steel
(D) Steel
16. Puddling process is used in the manufacture of :
(A) Wrought iron
(B) Cast iron
(C) Steel
(D) Pig iron
(A) Wrought iron
17. Stainless steel contains iron and
(A) Copper
(B) Silver
(C) Aluminum
(D) Chromium
(A) Wrought iron
18. Rusting of iron in moist air involves
(A) Gain of electrons by iron
(B) Loss of electrons by iron
(C) Hydration of iron
(D) None of these
(B) Loss of electrons by iron
19. Which of the following has lowest % of carbon?
(A) Cast iron
(B) Pig iron
(C) Steel
(D) Wrought iron
(D) Wrought iron
20. The trace element present in Insulin is
(A) Mn
(B) Fe
(C) Zn
(D) Co
(C) Zn
0 Comments