2. Questions Bank
  3. JEE Main & Advanced
  4. Chemistry
  5. The d-and f-Block Elements / d तथा f ब्लॉक के तत्व

JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    Addition of high proportions of manganese makes steel useful in making rails of rail-roads because manganese [IIT 1998]

    A) Gives hardness to steel

    B) Helps the formation of oxides of iron

    C) Can remove oxygen and sulphur

    D) Can show highest oxidation state of +7

    Correct Answer: A

    Solution :

    Not Available


You need to login to perform this action.
You will be redirected in 3 sec spinner