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What is the Bohr electron configuration of Oxygen? And further O2- ?

In order to assign O's e- configuration we need to find it on the periodic table. We can see it is on the 2nd period and in group 6 (also sometimes called 16). This means it fills 2 shells and has 6 valence ...
HG
Answered by Henry G. • Chemistry tutor
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What are your top tips for writing a personal statement?

Remember: it's about you and to help your applicationSome universities will use only your personal statement and academic records to judge whether you deserve a place and/or how you will fit in at their univ...
RA
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How to answer an exam question such as "how might action potential transmission be affected by multiple sclerosis, a nervous system disease characterised by damage to neuronal myelin sheaths"

5 marking points to hit:Transmission of action potential will be slower in neurons with damaged myelin sheaths (1) because myelin is an electrical insulator (2) so increases the speed of action potential con...
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Answered by Rebecca A. • Biology tutor
5730 Views

What is product rule differentiation?

Product rule differentiation, is a form of differentiation which is used to calculate the derivative, i.e. the gradient of the function, of a function f(x) which is made up of one function g(x) multiplied by...
TF
Answered by Thomas F. • Maths tutor
4876 Views

What are differences between speed and velocity, velocity and speed and acceleration?

Firstly, it is important to know the difference between scalars and vectors. Scalars are just a number associated with a measured quantity, while vectors are a number AND a direction associated with a quanti...
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Answered by Felix P. • Maths tutor
11769 Views