- Physical Sciences
a clear glassy material possessing good heat and electrical insulating properties.
ratio of atoms is 1 : 4 with a bond angle of 109,50 example CH4
a laboratory where the chain reaction is steady and controlled so that only one neutron is...
Niels Bohr put forward the theory that electrons move in certain orbits about the nucleus.
completes the circuit between the two half-cells in an electrochemical cell.