<span> a) cyclohexene
b) methylcyclohexene
c) methylcyclohexene
d)1,2-methylcyclohexene (methyl migration from carbocation)
e) cyclohexanone (hydride migration, tautomerization)
hope it helps
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Answer:
false
Explanation:
It is called the periodic table because of the way the elements are arranged. You'll notice they're in rows and columns. The horizontal rows (which go from left to right) are called 'periods' and the vertical columns (going from up to down) are called 'groups'.
Answer:
Hydrogen and Helium are the main components of the sun.
Explanation: