Across
- 2. the most reactive form of carbon and for a given amount of material, conducts heat and electricity very well
- 4. when group 2 nitrates are heated, nitrogen dioxide gas and ..... gas are released
- 6. ....... is converted to 2-hydroxybutanenitrile using HCN via nucleophilic addition mechanism
- 9. .............. overlapping of unhybridised p orbitals forms pi bonds
- 10. magnesium and aluminium burn with bright ..... flame
- 12. in silicon (IV) oxide giant lattice, each Si is bond to ..... atoms of oxygen
- 14. Si02 is a very ...............conductor of electricity
- 18. bromoethane is converted to ethanol using sodium hydroxide via ......... substitution
- 21. ethene is converted to ethane using 140 degrees celcius and Ni catalyst via electrophilic ........ reaction
- 22. aluminium chloride, silicon chloride and phosphorus chloride reacts with water to give an ........ solution
- 24. a single layer of graphite bent into cylinder is known as ........
- 25. a gas can ..... from ideal gas behaviour under high pressure and low temperature
Down
- 1. sulfur burns with a ...... flame
- 3. ice is less dense than water because of the open arrangement due to long ...... bonds
- 5. sodium burns with bright ...... yellow flame
- 7. CH3Cl is a ........ molecule
- 8. chlorine gas undergoes ....... reaction when it reacts with sodium hydroxide solution
- 11. graphite is a very .... conductor of electricity
- 13. shape of ammonia molecule
- 15. SF4 has the bond angle of 90 degrees and has ........ planar shape
- 16. diamond and graphite are ..... of carbon
- 17. repulsion happens for first ionisation energy of O
- 19. aluminium chloride can form .... structure because of the coordinate bonding
- 20. thermal stability ...... down group 2 for nitrates and carbonates
- 23. My name