Acids, Bases and Salts
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During the manufacture of sodium carbonate by Solvay process, material consumed are:
sodium chloride and limestone
sodium chloride and ammonia
limestone, ammonia and sodium chloride
limestone, ammonia, sodium chloride and carbon dioxide
A.
sodium chloride and limestone
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Select the mineral acid among the following:
acetic acid
citric acid
hydrochloric acid
lactic acid
Give two physical characteristics each of acids and bases.
Which of the following is not a neutralization reaction?
NaOH + HCl → NaCl + H
2
O
H
+
+ OH
–
→ H
2
O
Na
2
CO
3
+ H
2
SO
4
→ Na
2
SO
4
+ H
2
O + CO
2
AgNO
3
+ HCl → AgCl + HNO
3
What are indicators? Name four acid-base indicators and mention their colour change.
First
12
13
14
Last
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