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Why are Alkali metals so reactive?
Alkali metals are in group 1, so they have only one electron in their outermost shell. They are trying to loose this electron so they can obtain a noble gas configuration. This means that they will react vio...
AP
Answered by
Adeoluwa P.
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Chemistry tutor
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Explain how the Kekulé model of benzene is contradicted by the hydrogenation enthalpies of ethene and benzene
The Kekulé model of benzene consists of a 6 membered ring with 3 double bonds. This would imply a hydrogenation enthalpy very similar to that of ethene, since double bonds react with hydrogen in a similar st...
LM
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Lukas M.
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Chemistry tutor
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Explain the inertness of noble gases
The noble gases (group 0) are incredibly inert. Indeed if we are performing reactions that are sensitive to air we will often perform them under an atmosphere of Argon, the third noble gas. But why?We must l...
JW
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James W.
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Chemistry tutor
9106 Views
How do I draw a dot and cross diagram for a molecule with a double bond
You draw them as you would a dot and cross diagram for a single bond except with two dots and two crosses in the region where the two circles overlap. These highlight the fact there are two bonds.(Can draw a...
EH
Answered by
Emma H.
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Chemistry tutor
3109 Views
What is the difference between intermolecular and intramolecular bonds.
Intermolecular means within , these bonds are within individual molecules, they include colavelt, ionic and metallic bonds.Intramolecular means the interactions are between molecules such as hydrogen bonding...
EH
Answered by
Emma H.
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Chemistry tutor
3364 Views
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