The correct option is B False
The given statement is False.
CO2−3 of sodium produce precipitate with MgCl2(aq).
HCO−3 of sodium will not produce precipitate with MgCl2(aq).
MgCO3 is water insoluble and will precipitate out.
Mg(HCO3)2 is water soluble and will not precipitate out.
Na2CO3+MgCl2→MgCO3↑+2NaCl