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- #S - Block Elements (Alkali and Alkaline Earth Metals)
Caustic soda can be used as ?
Option: 1
a reagent in laboratory
Option: 2
manufacturer of Na metal
Option: 3
agent to mercerise cotton to improve its tensile strength and affinity for dyes
Option: 4
all of these
Answers (1)
As we learnt ,
Uses of NaOH
1. Manufacture of sodium metal. soap irayon, dyes and drugs
2. mercerising cotton to enhance its tensile strength and affinity for dyes
3. As a reagent in laboratory
Thus, NaOH can be used in all of the given options .
Therefore, option (4) is correct.
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