CBSE Class 12 The d-and f-Block with Answers Multiple Choice Questions with Answers. MCQ Questions Class 12 The d-and f-Block with Answers with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 12 The d-and f-Block with Answers MCQs with Answers to know their preparation level.
Students who are searching for NCERT MCQ Questions for Class 12 The d-and f-Block with Answers with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 12 The d-and f-Block with Answers with Answers. You can also verify your answers from our provided MCQ Class 12 The d-and f-Block with Answers with Answers. So, ace up your preparation with MCQ of Class 12 Chemistry Examinations.
MCQ Questions Class 12 The d-and f-Block with Answers - Set - 2
Question 1:
Reagent S is
(a) K4 [Fe(CN)6 ]
(c) K2CrO4
(b) Na2HPO4
(d) KOH
Correct Answer – (D)
Question 2:
The colour imparted by Co(Il) compounds to glass is:
(a) Green
(b) Deep blue
(c) Yellow
(d) Red
Correct Answer – (A)
Question 3:
Among the following pairs of ions, the lower oxidation state in aqueous solution is more stable than the other, in :
(a) Ti+, Ti3+
(b) Cu+ , Cu2+
(c) Cr2+, Cr3+
(d) V2+, VO2+
Correct Answer – (A)
Question 4:
The colourless species is :
(a) VCl3
(b) VOSO4
(c) Na3VO4
(d) [V(H2O)6]SO4. H2O
Correct Answer – (C)
Question 5:
Philosopher’s wool on heating with BaO at 1100°C produces :
(a) Ba + ZnCl2
(b) BaCdO2
(c) BaZnO2
(d) BaO2 + Zn
Correct Answer – (C)
MCQ Questions Class 12 The d-and f-Block With Answers
Question 6:
M1 , Q and R, respectively are
(a) Zn2- , KCN and HCl
(b) Ni2+ , HCI and KCN
(c) Cd2+ , KCN and HCl
(d) Co2+, HCI and KCN
Correct Answer – (B)
Question 7:
F2 is formed by reacting K2MnF6 with :
(a) SbF5
(b) MnF3
(c) KSbF6
(d) MnF4
Correct Answer – (A)
Question 8:
Lanthanide for which +II and +III oxidation states are common is :
(a) La
(b) Pr
(c) Ce
(d) Eu
Correct Answer – (D)
Question 9:
Which of the following is not an ore of iron?
(a) limonite
(b) casiterite
(c) magnetite
(d) none of these
Correct Answer – (B)
Question 10:
The number of water molecules in Mohr’s salt is :
(a) 2
(b) 4
(c) 6
(d) 8
Correct Answer – (C)
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