HSC 2027 CHEMISTRY CHAPTER 7 ELEMENTS OF GROUP 16,17,18
MOST EXPECTED QUESTIONS
1. REACTION OF ETHANE WITH IODINE MONOCHLORIDE
2. REACTION WHEN SULPHUR DIOXIDE IS OXIDISED INPRESENCE OF V2O5
3. REACTION WHEN CU IS HEATED WITH CONC H2SO4
4. ACTION OF CONC H2SO4 ON CAF2 , CANE SUGAR
5. CHEMICAL REACTIONS DURING MANUFACTURE OF H2SO4 BY CONTACT PROCESS
6. WRITE NAMES & ELECTRONIC CONFIGURATION OF FIRST 2 ELEMENTS OF GROUP 17
7. EXPLAIN THE FOLLOWING TRENDS OF GROUP 16 ELEMENTS : ATOMIC RADII , IONISATION ENTHALPHY ,ELECTRONEGATIVITY , ELECTRON GAIN ENTHALPHY
8. DRAW STRUCTURES OF CHLORIC ACID , PEROXYDISULPHURIC ACID
9. PREPARATION OF DIOXYGEN FROM KCLO3
10. WRITE REACTION OF XEF2 & H20 , XE AND F2
11. WHY DOES FLOURINE SHOW ANOMALOUS BEHAVIOUR
12. EXPLAIN ANOMALOUS BEHAVIOUR OF FLOURINE WITH RESPECT TO OXYACID , NATURE OF HYDRIDES , ELECTRONEGATIVITY , ELECTRON GAIN ENTHALPHY
13. BLEACHING ACTION OF CHLORINE IN PRESENCE ON MOISTURE
14. EXPLAIN THE FOLLOWING TRENDS OF GROUP 17 ELEMENTS : ATOMIC RADII , IONISATION ENTHALPHY ,ELECTRONEGATIVITY , ELECTRON GAIN ENTHALPHY
15. WRITE GENERAL CHARACTERISTICS OF INTERHALOGEN COMPOUNDS
16. EXPLAIN ANOMALOUS BEHAVIOUR OF OXYGEN WITH RESPECT TO ATOMICITY , NATURE OF HYDRIDES , MAGNETIC PROPERTY , OXIDATION STATE
17. ARRANGE THE FOLLOWING IN INCREASING ORDER HOCL ,HCLO2,HCLO3,(ACIDIC STRENGTH)
18. ARRANGE THE FOLLOWING IN INCREASING ORDER (IONIC CHARACTER) MF, MCL,MBR,MI
19. WRITE USES OF SULPHUR AND DIOXYGEN AND HELIUM
20. WHAT IS DRY BLEACH . WRITE COMPOSITION OF CRYOLITE
21. MOLECULAR FORMULA OF PEROXYMONOSULPHURIC ACID
22. WHAT ARE INTERHALOGEN COMPOUNDS . WRITE 2 USES OF NEON
23. FORMULA FOR EPSOM SALT . 2 USES OF H2SO4 . USES OF SO2
24. STRUCTURE OF H2SO4 , THIOSULPHURIC ACID , PERCHLORIC ACID
25. OZONE IS A GOOD BLEACHING AGENT GIVE REASON