Chemistry, 25.12.2019 23:31 naguil1210
In the gatterman-koch reaction, a formyl (-cho) group is introduced directly onto a benzene ring. for example, reaction of toluene with co and hcl in the presence of mixed cucl/alcl3 gives p-methylbenzaldehyde. propose a structure for the reactive electrophile.
Answers: 2
Chemistry, 21.06.2019 19:00
State the formula for density in words and mathematical symbols
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1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
In the gatterman-koch reaction, a formyl (-cho) group is introduced directly onto a benzene ring. fo...
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