Over a million students use our free study notes to help them with their homework
The first ionisation energy depends on:the charge on the nucleus, the distance of the outer electron from the nucleus, the amount of shielding by inner electrons and whether the electron is alone in an or...
Elements in the periodic table are arranged by increasing atomic number (number of protons). Atomic number of elements steadily increases across a period (horizontal rows of the periodic table). Elements ...
Particles in a solid state are packed very close together whereas in a gaseous state they are very far apart.Particles in a solid state have a regular, structured pattern whereas gaseous particles are ran...
(Plane) polarised lightEnantiomers would rotate light in opposite directionsill explain in more detail.
When describing the process of recrystallisation, it is important that every step is mentioned. Firstly, the impure product must be dissolved in a minimum amount of hot solvent. The hot s...
←
151
152
153
154
155
→
Internet Safety
Payment Security
Cyber
Essentials