The mechanism of HBr addition to an alkene is
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Bromine water added to an alkene turns from
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The major product of propene with HBr is
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The most stable carbocation is
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In the reaction of ethene with bromine, bromine acts as an electrophile because
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Ethene reacts with steam in the presence of
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Cold, dilute acidified KMnO₄ reacts with ethene to form
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The intermediate in electrophilic addition of HBr is a
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What mass of bromine () reacts with mol of an alkene with one C=C?
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Hot concentrated KMnO₄ oxidises but-2-ene to
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Alkyl groups stabilise carbocations because they
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2-methylbut-2-ene reacts with HCl. The major product is
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