Top answers

How do metals conduct electricity?

The sea of free, delocalised electrons move through the metal, therefore conducting electricity.
LL
Answered by Louise L. • Chemistry tutor
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How do you test for the different halide ions?

Add silver nitrate solution to the solution containing halide ions. Chloride ions will form a white precipitate (silver chloride). Bromide ions will form a cream precipitate (silver bromide). Iodide ions wil...
LL
Answered by Louise L. • Chemistry tutor
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Give the general formula for the alkane homologous series and explain their similarities

C n H 2n+2 Alkanes have similar chemical properties, have the same general formula and display a gradual change in melting and boiling points
AC
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Give the full ionic equation and net ionic reaction for Ba(NO3)2 (aq) + Na2SO4 (aq) → BaSO4 (s) + 2NaNO3 (aq)

The full ionic equation describes the components as individual ions, as this is how they exist in aqueous solution. Ba 2+ + 2 NO 3- + 2 Na + + SO 4 2- → BaSO 4 (s) + 2 Na + + 2 NO 3- To obtain the net ionic ...
AC
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How to determine the stucture of a compound using H NMR spectroscopy

no. of peaks = no. of H environments2) peak position showing the bond3) peak area - ratio of H's in each environment4) splitting pattern - n+1 rule 5) summary
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Answered by Heather K. • Chemistry tutor
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