Over a million students use our free study notes to help them with their homework
Presence of:H2: Squeaky Pop Test: use a lit split to light a small sample of gas in a test tube. If Hydrogen, then a Squeaky pop will occur. O2: Glowing Splint Test: Add a still glow...
Mettalic bonding involves a giant lattice of ions surrounded by a sea of electrons. A lot of energy is needed to overcome the strong bonds between these positive ions and negative electrons.
Ionic bonding: the electrostatic attraction between two ions of opposing charges. Usually occurs between metals and non-metals.Covalent bonding: the electrostatic attraction between a pair of electrons an...
Giant/lattice structure; delocalised (sea of) electrons; strong electrostatic atraction between ions and electrons; alot of energy to overcome.
Both graphite and diamond are made of carbon atoms. However, while the carbon atoms in diamond are bonded to four neighbouring atoms, the carbon atoms in graphite are only bonded to three other atoms. The...
←
32
33
34
35
36
→
Internet Safety
Payment Security
Cyber
Essentials
