Consider the following substances : NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3

1.	Consider the following substances : NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2 CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2 (a) Which two substances combine to form bleaching powder : (b) Which four substances are utilised in the production of washing soda ? (c) Which compound represents plaster of Paris ? (d) Which compound is a part of baking powder ? (e) Which compound is used as an antacid ?
Answer» Consider the following substances : $N a C l, C a (O H)_{2}, N a H C O_{3}, N H_{3}, N a_{2} C O_{3}, H_{2} O, C l_{2} C O_{2}, C a S O_{4} .2 H_{2} O, 2 C a S O_{4} . H_{2} O, C a O C l_{2}$ (a) Which two substances combine to form bleaching powder : (b) Which four substances are utilised in the production of washing soda ? (c) Which compound represents plaster of Paris ? (d) Which compound is a part of baking powder ? (e) Which compound is used as an antacid ?

Consider the following substances : NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2 CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2 (a) Which two substances combine to form bleaching powder : (b) Which four substances are utilised in the production of washing soda ? (c) Which compound represents plaster of Paris ? (d) Which compound is a part of baking powder ? (e) Which compound is used as an antacid ?

Answer»

Consider the following substances :

$N a C l, C a (O H)_{2}, N a H C O_{3}, N H_{3}, N a_{2} C O_{3}, H_{2} O, C l_{2} C O_{2}, C a S O_{4} .2 H_{2} O, 2 C a S O_{4} . H_{2} O, C a O C l_{2}$

(a) Which two substances combine to form bleaching powder :

(b) Which four substances are utilised in the production of washing soda ?

(d) Which compound is a part of baking powder ?

(e) Which compound is used as an antacid ?

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