Chemistry - p Block Elements (Group 13 & 14)
Practise 7 COMEDK previous year questions on p Block Elements (Group 13 & 14), compiled from papers spanning 2014 to 2023. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty COMEDK tests.
p Block Elements (Group 13 & 14) has been asked in 4 of the 15 years of COMEDK papers analysed (2012–2026), with 7 questions in all. 43% of them were easy, 57% moderate and 0% tough. Most of its questions came from 2023, with 3 questions that year.
The chapter's 5 topics are not weighted equally: Aluminium and Its Compounds (2 questions, 29%), Boron and Its Compounds (2 questions, 29%), and Carbon and Its Compounds (1 question, 14%) have been asked the most. Over the last five years the most frequent topics have been Boron and Its Compounds (2) and Tin and Lead Containing Compounds (1).
- 1Find the correct matches of the substances, given in Column I, from their characteristic properties given in Column II. S.No. Column I S.No.2023 (Evening Shift)Tin and Lead Containing Compounds
- 2The order of acidic strength of boron trihalides is2023 (Memory Based)Boron and Its Compounds
- 3The order of acidic strength of boron trihalides is2023 (Morning Shift)Boron and Its Compounds
- 4The increasing order of atomic radii of the following group 13 elements is2021Aluminium and Its Compounds
- 5Silicon doped with arsenic is2015Silicon and Its Compounds
- 6Zeolites are shape selective structures because of2015Aluminium and Its Compounds
- 7Fullerene with formula has a structure where every carbon atom is2014Carbon and Its Compounds
Frequently Asked Questions
1.How many questions are available for p Block Elements (Group 13 & 14)?
This chapter includes 7 questions compiled from COMEDK papers spanning 2014 to 2023.
2.Are these questions only from COMEDK, or from other exams too?
These are COMEDK questions specifically for the p Block Elements (Group 13 & 14) chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is p Block Elements (Group 13 & 14) an important chapter for COMEDK Chemistry?
p Block Elements (Group 13 & 14) has appeared in 4 of the 15 years of COMEDK papers covered here, with 7 questions across 6 papers - about one per paper it appears in.
4.What is the difficulty level of p Block Elements (Group 13 & 14) questions in COMEDK?
Of the 7 questions analysed for this chapter, 43% are easy, 57% moderate and 0% tough. 2023 had the most, with 3 questions.
5.Which topics in p Block Elements (Group 13 & 14) should I focus on?
These topics have carried the most weightage in p Block Elements (Group 13 & 14):
- Aluminium and Its Compounds - 2 questions (29%)
- Boron and Its Compounds - 2 questions (29%)
- Carbon and Its Compounds - 1 question (14%)