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Chemistry
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Describe the trend in boiling point of the halogens.

The boiling point of the halogens increases as you go down the group. The halogens exist as diatomic molecules, with both atoms sharing an electron to completely fill the outer shell. The increase in boil...

LW
Answered by Lucy W. Chemistry tutor
37511 Views

What is an optical isomer?

An optical isomer is when a molecule has a 'non-superimposable mirror image'. This means that if you draw out its reflection, it is not the same as the original. A good example in daily life would be feet...

PS
1934 Views

If a solution, contained in a 1cm cuvette, has an absorbance value of of 0.865 A.U, and concentration value of 2mM. What is the value regarding the molar extinction coeffient?

Firstly, using Beer-Lambert's equation. It is noted, that absorption is equal to the molar extinction coefficient, multiplied by the path length of light, multiplied by the concentration of the solution.T...

AV
Answered by Aaron V. Chemistry tutor
1381 Views

why do metallically bonded structures conduct electricity

In order for metals to bond they need to loose electrons to ensure that they have a full outer shell and become positively charged. The positive cations (metal ions) are attracted to the negatively charge...

LP
Answered by Lauren P. Chemistry tutor
2117 Views

What is a dative covalent bond?

In essence, a dative covalent bond is just a covalent bond with an unpaired electron, therefore, shared between two atoms in a delocalised manner. An example of this is Carbon monoxide, which is formed in...

OH
Answered by Oliver H. Chemistry tutor
2286 Views

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