Across
- 1. State of matter having highest molecular attraction
- 3. Is made of 4 hydrogen and 1 nitrogen atoms
- 4. atoms of the same element having the same atomic no but diff mass number
- 5. Hydrogen and _______ combine to form oxyhydrogen flame
- 6. Nonmetal that is lustrous and good conductor of electricity
- 10. Nonmalleable, nonductile metal
- 11. Valency of aluminum in words
- 14. Elements are represented by
- 15. This scientist classified elements systematically
- 16. Kerosene and _______ are immiscible
Down
- 1. Separate the mixture NH4Cl and NaCl
- 2. Lustrous nonmetal
- 4. Meaning of the word atom
- 6. State of matter having highest kinetic energy
- 7. Liquid metal
- 8. Property of beating metals into sheets
- 9. Property of changing metals to wires
- 12. Pure substance made of only one kind of atoms
- 13. Hydrogen burns with a _____ flame