The sulphate rocks are formed in ocean by leaching of:
Correct answer: C. Soluble inorganic sulphates
- A. FeS and Fe2S3
- B. Organic sulphates and -SH
- C. Soluble inorganic sulphates
- D. All of these
Explanation
Soluble inorganic sulphates are carried into the ocean through leaching and contribute to marine sulphate deposits. The sulphide and organic sulphur forms listed are not the usual direct source described in this process.
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