Question

explain the action of dilute HCl on the following with chemical equations :
a) magnesium ribbon
b) sodium hydroxide
c)crushed egg shells (caco3​

Answer 1

a) magnesium chloride will be formed

and hydrogen gas will be liberated

b) sodium chloride and water is formed.

c) calcium chloride and water will be formed along with liberation of hydrogen gas

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Answer 2

a) will react violently to give out hydrogen and magnesium salt

b) it will neutralise it and for water and salt

c) carbon dioxide will be realised with calcium salt

chemical equations

a)HCl+Mg= MgCl+H2

b)NaOH+HCl=NaCl+H2O

c)CaCO3+HCl=CaCl+H2O+CO2