Ejaz H. Abbasi

Ejaz H. Abbasi

Past Papers, 12th Class

These are 12th class past papers for all Punjab & AJK boards. The papers corresponds to 2018-2023 board exams. You can download your required board papers by clicking the relevant icon. Note: More subjects will be added periodically. You may…

Assessment Tests, Bio-12, Ch-27

Chapter-27: Man and Environment The important topics of this chapter concerning the tests are: Introduction & nomenclature of carboxylic acids, preparation of carboxylic acids & their physical properties, chemical reactions of carboxylic acids such as esterification, amide formation, partial and…

Assessment Tests, Bio-12, Ch-26

Chapter-26: Some Major Ecosystem The tests correspond to the following topics of chapter-12: Introduction and nomenclature of aldehydes and ketones, preparation of aldehydes & ketones, nucleophilic addition reactions of carbonyl compounds such as addition of hydrogen cyanide, addition of sodium…

Assessment Tests, Bio-12, Ch-25

Chapter-25: Ecosystem Following topics of the chapter are relevant to the tests below: Introduction, classification and nomenclature of alcohols, phenols & ethers, industrial preparation of methanol, preparation of ethanol by fermentation, reactions of alcohol, identification tests for primary, secondary &…