Which of the following sulphur compound is used as a bleaching agent in textile industry?

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প্রশ্নঃ Which of the following sulphur compound is used as a bleaching agent in textile industry?

  • ক. sulphuric acid
  • খ. hydrogen sulphide
  • গ. carbon disulphide
  • ঘ. sulphur dioxide

সঠিক উত্তরঃ

sulphur dioxide
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