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Why does ice float on water?

A substance will float on water if it has a lower density than water. Therefore, ice floats on water simply because it is less dense than water. Water is unlike other substances in terms of changes in densit...
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What is the electronic configuration for Sulphur?

So firstly, the first two columns in the periodic table are classed as the 's' group, the next 10 groups/columns, which are the transition metals are called the 'd' group, the last 6 colums are classified as...
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Answered by Mercy O. • Chemistry tutor
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Which liquid would you expect to have a higher boiling point, Bromine (Br2) or Iodine I2)? Explain your answer.

Correct answer: Iodine . The asymetirc distribution of electrons leading to an instantaneous dipole would be greater for Iodine than Bormine as it has a higher number of electrons surrounding it's nucleus. T...
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Answered by Jack W. • Chemistry tutor
8100 Views

What determines whether something is acidic or basic?

The pH of a particular substance depends on the functional groups that it has within its structure. What is a functional group? A functional group is a group of atoms and bonds within a molecule. The way the...
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Answered by Emily A. • Chemistry tutor
17866 Views

What stabilizes a carbocation in a nucleophilic substitution reactions?

Essentially, it is the adjacent atoms or groups attached to the central carbon atom which have the ability to stabilise or destabilise a carbocation. The formation of this carbocation is what determines the ...
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Answered by Alfie H. • Chemistry tutor
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