Washing soda is
Sodium hydroxide - NaOH is caustic soda
Sodium carbonate - is washing soda
Sodiun bicorbonate - is baking soda
Brass gets discoloured in air because of the presence of which of the following gases in air ?
Which of the following is a non metal that remains liquid at room temperature ?
Permanent hardness of water is due to the presence of ?
Select the correct statement (s).
Triple point of water corresponds to
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