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 ▸

Ethanol, CH3CH2OH, can be converted into a carboxylic acid with two carbon atom. Name the carboxylic acid formed from ethanol and draw its structure. Show all bonds between atoms.


Explain why the reactivity of the elements in group 1 increases as we go down the periodic table?


An industrial process converts the alkene ethene into ethanol, according to the following reaction: C2H4 + H2O --> CH3CH20H. What mass of ethanol can be made from 53g of ethane, given that the water is in excess. (2 marks) (6-7 grade)


What is the difference between and alkane and and alkene?