Question

Study the road map for preparation of washing soda and fill up the blanks.

	P				Q			R		S	T		U	V

• A. | $CaCO_{3}$ | | | | CaO | | | $Ca(OH)_{2}$ | | $NH_{3}$ | $NH_{4}OH$ | | $NH_{4}HCO_{3}$ | $NaHCO_{3}$ | |
• B. | $CaCl_{2}$ | | | | CaO | | | $Ca(OH)_{2}$ | | HCl | HCl | | $NaHCO_{3}$ | HCl | |
• C. | $CaCl_{2}$ | | | | CaO | | | $CaCO_{3}$ | | $NH_{3}$ | HCl | | $NH_{4}Cl$ | $NaHCO_{3}$ | |
• D. | $CaCO_{3}$ | | | | CaO | | | $Ca(OH)_{2}$ | | HCl | $Cl_{2}$ | | $CaCl_{2}$ | $NaHCO_{3}$ | |

Answer 1

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