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Explain why transition metals form coloured compounds when bonded to a ligand.

The transition metals have five distinct orbitals in their third energy level. When bonded to a ligand these orbitals are separated into two groups located at two slightly different energy levels. The differ...
Answered by • Chemistry tutor
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Examine the view that 'Love is presented as destructive'. Compare and contrast using two texts.

Fitzgerald's 'The Great Gatsby' v. Pre 1900 poetry THREAD-- Love IS presented as destructive due to character and social development. Introduction Use this to introduce the texts you are going to write about...
Answered by • English tutor
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fill the blank with 1 single word: Elle joue --- piano

Elle joue DU piano.The issue here is: using prepositions You normally JOUER + Àand should know that this is because Jouer is a verb that takes the preposition à before a noun or infinitiveso to answer this q...
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Why does a 'many to one' function not have an inverse?

Because its hypothetical inverse would be 'one to many' which is not a function. This is because a single x-value would map to several y-values at the same time.
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Answered by Roy K. • Maths tutor
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What is an exothermic reaction?

An exothermic reaction produces excess heat as the reactants turn to products. This means that the temperature of the glass flask would rise as the reaction occurs. The net change in energy during a reaction...
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Answered by Nicky M. • Chemistry tutor
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