Chemistry Guess paper 2021 2nd year are now available here on this website. The guess papers are taken from an authentic source for the the help of students. The Board of Intermediate and Secondary education Pakistan for all boards the date sheets are announced and the exams are going to start very shortly. So every student would be looking for the guess papers of his class. We have shared the grade 12 or 12th class guess papers for inter students.
2nd year chemistry Guess Paper are prepared by the professional and experienced educational persons for the help of students. These are valid for all Boards students and you can use it for the help of preparing exams. We hope that you will get at least 50% marks in your Intermediate part 2 exams after using these guess papers.
Inter Part 2 Chemistry Guess Paper 2021 important Long Questions
Chapter # 1
Position of hydrogen
Periodic trends (ionization energy?
Chapter # 2
Peculiar behavior of lithium and beryllium and lithium + preperation of nelson and down cell
Chapter # 4
Preparation of sulphuric acid + nitric acid
Chapter # 6
Corrosion + properties of transition elements
Chapter # 7
Reforming + cracking + hybridization + classification of organic compounds + isomerism
Chapter # 12
Aldol + Cannizzaro
Chapter # 9
Atomic orbital treatment + friedal craft reactions
Chapter # 11
Preparation of Alcohol from molasses+ reaction and preparation of phenol
Chapter # 10
Sn 1 + sn 2 , e1 + e2
Plus conversions
12th Class Chemistry Guess Paper 2021 important Short Questions
- Diamond is a non-conductor but graphite is a good conductor Why?
- How does NO act as an oxidizing agent?
- Why is dinitrogen oxide called Laughing gas?
- How is H3PO4 prepared on a large scale?
- Define ‘‘Electron Affinity” Why is the second electron affinity value positive?
- Why is the first ionization energy of Mg greater than that of Na?
- What is the Borax bead Test?
- Write four uses of Bleaching powder.
- How can bleaching powder act as an oxidizing agent?
- What are polycyclic aromatic hydro-carbons? Give two examples.
- Write structural formula of: a) Naphthalene b) Diphenyl methane
- How will you prove that benzene has cyclic structure?
- What happens to benzene during Friedel Crafts reaction? Give the mechanism of one reaction.
- What do you know about ozonolysis?
- How urea is prepared from Ammonia?
- What are micronutrients required for proper growth of plants?
- Give significance of potash fertilizer
- How is Portland cement made? Why is gypsum added to the cement?
- HF is a weak acid. Why?
- What is the difference between Aldehyde and Ketone?
- Why is Tollen’s test also called the silver mirror test?
- What is the silver mirror test? Give an example.
- What is vinegar? How is it prepared from ethyl alcohol?
- What is polymerization? How high quality polyethene is prepared from ethene?
- Why does Alkane show least-reactivity?
- Give the mechanism of SN1 reactions.
- Define nucleophile and substrate with an example.
- What is rectified spirit? How is absolute alcohol obtained from it?
- Give oxidation of primary and secondary alcohols.
- Differential between Homocyclic or Heterocyclic compounds.
- What are Amines and Imines? Give one example of each
- Explain geometrical isomerism with examples.
- Define Cis-Trans Isomerism. Give one example.
- Alkanes are less reactive than Alkenes, comment.
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