What are the components of an atom and what are their properties?
An atoms is composed of a central NUCLEUS, with ELECTRONS occupying shells, moving around the nucleus.
The nucleus is composed of PROTONS and NEUTRONS.
The PROTON has a relative mass of 1 and a charge of +1.
The NEUTRON has a relative mass of 1 and a charge of 0.
The PROTON has a very small relative mass and a charge of -1.
AR
Related Chemistry GCSE answers
All answers ▸Describe the difference between bonding in ionic structures and covalent molecules
How do you increase the rate of a reaction?
Iron is found in the Earth as iron oxide (Fe2O3). Iron oxide is reduced to produce iron. Balance the equation for the reaction. ___Fe2O3 + ___C → ___Fe + ___ CO2
A colourless liquid is tested with silver nitrate solution and produces a white precipitate and produces a brick red flame test result. Name the compound found in the colourless liquid