Saturday, 27 June 2026

HSC 2027 CHEMISTRY CHAPTER 11 ALCOHOL PHENOL ETHERS MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 11 ALCOHOL PHENOL ETHERS  

MOST EXPECTED QUESTIONS

1. WRITE THE HYDROLYSIS REACTION OF ETHYL METHYL ETHER

2. CONVERT ETHANOIC ACID TO ETHANOL

3. NAME THE REAGENT USED TO CONVERT PHENOL TO BENZENE

4. WRITE THE CHEMICAL REACTION TO PREPARE PHENOL FROM ISOPROPYL BENZENE

5. WRITE THE STRUCTURAL FORMULA FOR METHYL VINYL ETHER

6. WRITE A NOTE ON RIEMER TIEMAN REACTION 

7. CONVERT PHENOL TO BENZOQUINONE , PHENOL TO CYCLOHEXANOL

8. CONVERT ACETIC ACID TO ETHYL ACETATE , ETHYL ALCOHOL

9. CONVERT ACETALDEHYDE TO ISOPROPYL ALCOHOL

10.  CONVERT CUMENE TO PHENOL

11. CONVERT ANISOLE TO PHENOL

12. CONVERT PHENOL TO BENZENE , PICRIC ACID , BENZOQUINONE

13. PREPARATION OF PHENOL FROM ANILINE

14. WHAT ARE PHENOLS & ETHERS 

15. HOW ARE MONOHYDRIC ALCOHOLS CLASSIFIED

16. WRITE THE DOW PROCESS FOR PREPARATION OF PHENOL

17. WRITE THE CHEMICAL TEST TO DISTINGUISH BETWEEN ALCHOHOL AND PHENOL

18. PREPARE PHENOL FROM :: CHLOROBENZENE , CUMENE , BENZENE SULPHONIC ACID 

19. WRITE A NOTE ON FISCHERS ESTERIFICATION. 

Friday, 26 June 2026

HSC 2027 CHEMISTRY CHAPTER 10 HALOGEN DERIVATIVES MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 10 HALOGEN DERIVATIVES OF ALKANES

MOST EXPECTED QUESTIONS

1. DEFINE ENANTIOMERS . WHAT IS GIRNARDS REAGENT

2. ACTION OF CONC HNO3 , FUMING H2S04 ON CHLOROBENZENE

3. WRITE THE SALIENT FEATURES OF SN2 MECHANISM

4. WRITE THE SALIENT FEATURES OF SN1 MECHANISM

5. EXPLAIN OPTICAL ISOMERISM IN 2CHLOROBUTANE

6. WRITE THE ACTION OF FOLLOWING ON ETHYL BROMIDE :: SILVER NITRATE ,MG IN DRY ETHER , ALCHOHOLIC NAOH

7. WHICH PRODUCT IS FORMED WHEN CHLOROBENZENE IS TREATED WITH SODIUM METAL IN PRESENCE OF DRY ETHER

8. CONVERT ETHYL BROMIDE TO ETHYL IODIDE AND ETHYL FLOURIDE

9. EXPLAIN DEHYDROHALOGENATION OF 2CHLOROBUTANE

10. STATE USE AND ENVIRONMENTAL EFFECTS OF CFC

11. WRITE CHEMICAL REACTION WHEN CHLOROBENZENE IS HEATED WITH FUMING H2SO4

12. DEFINE OPTICAL ACTIVITY.EXPLAIN OPTICAL ACTIVITY OF 2CHLOROBUTANE

13. DIFFERENTIATE BETWEEN SN1 AND SN2 MECHANISMS

14. WRITE A NOTE ON WURTZ REACTION.

Thursday, 25 June 2026

5 USEFULL WEBSITES FOR ANY EXAM

5 USEFULL WEBSITES FOR ANY EXAM 

1. SITE 1 CLICK HERE 👈👈👈

2. SITE 2 CLICK HERE 👈👈👈

3. SITE 3 CLICK HERE 👈👈👈

4. SITE 4 CLICK HERE 👈👈👈

5. SITE 5 CLICK HERE 👈👈👈


Tuesday, 23 June 2026

HSC CLASS12th PRACTICAL BOOK JOURNAL SOLUTIONS ALL SUBJECTS 2027

HSC CLASS12th PRACTICAL BOOK JOURNAL SOLUTIONS 

ALL SUBJECTS ( 2027 )


1. PHYSICS CLICK HERE 👈👈👈

2. CHEMISTRY CLICK HERE 👈👈👈

3. MATHS CLICK HERE 👈👈👈

4. BIOLOGY CLICK HERE 👈👈👈

5. ELECTRONICS CLICK HERE 👈👈👈

6. COMPUTER SCIENCE CLICK HERE 👈👈👈



Monday, 22 June 2026

HSC CLASS 12 PHYSICS PRACTICAL BOOK AND SOLUTION DOWNLOAD PDF

HSC CLASS 12 PHYSICS PRACTICAL BOOK AND SOLUTION DOWNLOAD PDF

EXPERIMENT

SPRING MASS OSCILLATOR CLICK HERE 👈👈👈

SURFACE TENSION CLICK HERE 👈👈👈

NEWTONS LAW OF COOLING CLICK HERE 👈👈👈

SONOMETER LAW OF LENGTH CLICK HERE 👈👈👈

SONOMETER LAW OF TENSION CLICK HERE 👈👈👈

RESONANCE TUBE CLICK HERE 👈👈👈

METER BRIDGE CLICK HERE 👈👈👈

KELVINS METHOD CLICK HERE 👈👈👈

POTENTIOMETER CLICK HERE 👈👈👈

INTERNAL RESISTANCE OF A CELL CLICK HERE 👈👈👈

ZENER DIODE CLICK HERE 👈👈👈

LOGIC GATES CLICK HERE 👈👈👈

ACTIVITY 

EFFECT OF DETERGENT ON SURFACE TENSION CLICK HERE 👈👈👈

SECONDS PENDULUM CLICK HERE 👈👈👈

DIFFRACTION PATTERN CLICK HERE 👈👈👈

HOUSEHOLD CIRCUIT CLICK HERE 👈👈👈

VARIATION OF POTENTIAL DROP OF WIRE CLICK HERE 👈👈👈

USE OF MULTIMETER CLICK HERE 👈👈👈

LIGHT DEPENDENT RESISTOR CLICK HERE 👈👈👈

Sunday, 21 June 2026

HSC 2027 CHEMISTRY CHAPTER 9 COORDINATION COMPOUNDS MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 9 COORDINATION COMPOUNDS 

MOST EXPECTED QUESTIONS

1. WRITE THE EXAMPLES OF COORDINATION METAL COMPLEXES

2. WRITE THE PROSTULATES OF WERNERS THEORY FOR COORDINATION COMPLEXES

3. DEFINE COORDINATION NUMBER

4. WHAT IS EAN

5. CALCULATE EAN OF COPPER IN CU(NH)3

6. CALCULATE THE EAN OF CENTRAL ATOM IN KFe(CN)6 & CrCO6

7. EXPLAIN THE GEOMETRY OF CU(NH3)6 ON THE BASIS OF HYBRIDISATION

8. WRITE THE NAME OF HEXADENDATE LIGAND

9. GIVE CIS AND TRANS ISOMERS OF CONH3(CL2)

10. EXPLAIN THE FORMATION OF (COF6) WITH RESPECT TO HYBRIDISATION ,MAGNETIC PROPERTY ,GEOMETRY

11. WHAT ARE DISTEROISOMERS

12. WRITE THE NAME OF PLATINUM COMPLEX USED IN TREATMENT OF CANCER

13. HOW ARE LIGANDS CLASSIFIED EXPLAIN WITH EXAMPLE

14. EXPLAIN IONISATION ISOMERISM WITH EXAMPLE

15. ON THE BASIS OF VALENCE BAND THEORY EXPLAIN THE BONDING IN COF6

16. EXPLAIN LIGANDS . WHAT ARE BIDENDATE LIGANDS

17. GIVE THE IUPAC NAME OF PT(EN2) COMPLEX

18. WHAT IS NESSLERTS REAGENT


Friday, 19 June 2026

HSC 2027 CHEMISTRY CHAPTER 8 TRANSITION ELEMENTS MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 8  MOST EXPECTED QUESTIONS

TRANSITION AND INNER TRANSITION ELEMENTS

1. DIFFERENCES BETWEEN LANTHANOID AND ACTINOIDS

2. SIMILARITIES BETWEEN LANTHANOID AND ACTINOIDS

3. WHAT IS LANTHANOID CONTRACTION EXPLAIN ITS CAUSE AND EFFECTS

4. 4 PROPERTIES OF INTERSTITIAL COMPOUNDS OF TRANSITION ELEMENTS

5. WRITE THE CONDITION FOR COLOR OF TRANSITION METAL ION

6. WRITE THE MOLECULAR FORMULA FOR CALAMINE , CHALCOPYRITE

7. CALCULATE SPIN ONLY MAGNETIC MOMENT OF  M2+ ION 

8. CALCULATE SPIN ONLY MAGNETIC MOMENT OF  DIVALENT CATION

9. SALTS OF TI+ ARE COLOURLESS GIVE REASON

10. GIVE THE ELECTRONIC CONFIGURATION OF GALODIUM ( Z = 64)

11. WHY COMPOUNDS OF METAL IONS ARE COLOURED

12. DEFINE MINERALS WRITE THE FORMULA FOR HEMATITE

13. WHAT ARE INTERSTITIAL COMPOUNDS

14. CLASSIFICATION OF ALLOYS WITH EXAMPLE

15. EXPLAIN GENERAL ELECTRONIC CONFIGURATION OF LANTHANOIDS

16. WHAT IS BESSERMIZATION PROCESS . GIVE USES OF KMNO4

17. WHICH ALLOY IS USED IN FISCHER TROPSCH PROCESS

Thursday, 18 June 2026

HSC 2027 CHEMISTRY CHAPTER 7 ELEMENTS OF GROUP 16,17,18 MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 7 ELEMENTS OF GROUP 16,17,18  

MOST EXPECTED QUESTIONS

1. WHICH PRODUCT IS OBTAINED WHEN SELENIUM IS TREATED WITH MAGNESIUM METAL

2. EXPLAIN THE TRENDS IN PROPERTIES OF GROUP 17 ELEMENTS LIKE ATOMIC RADII AND ELECTRONEGATIVITY

3. EXPLAIN ANOMALUS BEHAVIOUR OF FLOURINE 

4. WRITE THE USES OF HELIUM

5. WHAT ARE INTERHALOGEN COMPOUNDS

6. WRITE THE CHEMICAL REACTION OF CHLORINE & SLAKED LIME

7. WRITE 2 USES OF NEON , SULPHUR ,DIOXYGEN

8. EXPLAIN ANOMALOUS BEHAVIOUR OF OXYGEN WITH RESPECT TO ATOMICITY,MAGNETIC PROPERTY ,OXIDATION STATE 

9. DRAW THE STRUCTURES OF CHORIC ACID ,PEROXY DISULPHURIC ACID ,SULPHORUS ACID.

10. BLEACHING ACTION OF OZONE IS CALLED DRY BLEACH GIVE REASON

11. GROUP 16 ELEMENTS HAVE LOWER IONISATION AS COMPARED TO GROUP 15 GIVE REASONS 

12. EXPLAIN THE TRENDS IN PROPERTIES OF GROUP 16 ELEMENTS LIKE ATOMIC RADII AND ELECTRONEGATIVITY IONIC RADII , IONIZATION ENTHALPHY

13. DIFFERENCE BETWEEN FLOURINE AND OTHER HALOGENS

14. WHAT ARE OXIDES . WRITE ITS DIFFERENT TYPES WITH EXAMPLES

15. WRITE THE ACTION OF CONCENTRATED H2SO4 ON COPPER

16. WRITE THE CHEMICAL EQUATION OF PREPARATION OF SULPHUR DIOXIDE FROM SULPHUR.

Wednesday, 17 June 2026

HSC 2027 CHEMISTRY CHAPTER 6 CHEMICAL KINETICS MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 6 CHEMICAL KINETICS 

MOST EXPECTED QUESTIONS

1. DISTINGUISH BETWEEN ORDER & MOLECULARITY OF REACTION

2. WHAT IS ZERO ORDER REACTION

3. DERIVE INTEGRATED RATE LAW FOR ZERO ORDER REACTION

4. STATE INTEGRATED RATE LAW FOR ZERO ORDER REACTION

5. DERIVE THE RELATION BETWEEN HALF LIFE PERIOD & RATE CONSTANT FOR 1ST ORDER REACTION.

6. DEFINE RATE OF REACTION

7. DERIVE INTEGRATED RATE LAW FOR 1ST ORDER REACTION.

8. EXPLAIN PSUEDO FIRST ORDER REACTION WITH EXAMPLE

9. SHOW THAT HALF LIFE OF 1ST ORDER REACTION IS INDIPENDENT OF ITS INITIAL CONCENTRATION OF THE REACTANT.

10. SHOW THAT THE TIME REQUIRED FOR 99% COMPLETION OF A 1ST ORDER REACTION IS 3 TIMES THE TIME REQUIRED FOR 90% COMPLETION.

11. DEFINE HALF LIFE OF 1ST ORDER REACTION

12. OBTAIN THE EXPRESSION FOR HALF LIFE AND RATE CONSTANT OF 1ST ORDER REACTION.

13. DEFINE INSTANTANEOUS RATE OF REACTION & ISOMORPHISM.