a local magician was showing magic in a village street. he took egg shell and poured a solution over it. as a result, effervescences were formed . when he took a burning matchstick over it. it went off:
(a) Identify the solution poured and the substance present in egg shell.
(b) What is the reason behind effervescences ?
(c) Write its balanced chemical equation.
(d) Give the common name of the substance present
Answers
Answered by
124
Hi friend!!
(a) the solution poured over it is HCL.
b) As HCL is poured over egg shell which is CaCO3, the evolution of carbon dioxide takes place which gives a brisk effervescen.
c) CaCO3 + 2 HCl → CaCl2 + CO2 + H2O
d) Calcium carbonate
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Hope it Helps :)
#BrainofBrainly
(a) the solution poured over it is HCL.
b) As HCL is poured over egg shell which is CaCO3, the evolution of carbon dioxide takes place which gives a brisk effervescen.
c) CaCO3 + 2 HCl → CaCl2 + CO2 + H2O
d) Calcium carbonate
================================
Hope it Helps :)
#BrainofBrainly
144ash:
thanks a lot
My pleasure :)
Please mark as brainliest
Answered by
23
Answer:a) HCl
b) As HCl is poured over CaCO3 (egg shell) it produces carbon dioxide as effervescence
c) CaCO3 + 2HCl= CaCl2+CO2+H2O
d) Calcium carbonate
Explanation:
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