if the image formed by a spherical mirror for all positions of object placed in front of it is always erect and diminished,what type of mirror is it ? draw labelled ray diagram to support your answer.
a compound x on heating with excess conc.sulphuric acid at 443 k gives an unsaturated compound y x also reacts with sodium metal evolve a colourless gas z
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Answer:
compound x is ethanol and compound y is ethene and gas z is hydrogen.
Explanation:
when ethanol heated at 443k and with excess of sulphuric acid then ethene formed which is unsaturated hydrocarbon.
when ethanol reacts with sodium than salt and hydrogen gas evolve.
I hope it will help you..
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