10th Class Science Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-Metals

  • question_answer
    Which of the following mixtures is used in the preparation of tips of match sticks?

    A) \[\text{S }+\text{ K}\]                                   

    B)  \[S{{b}_{2}}{{S}_{3}}+S\]

    C) \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}+S+P\]  

    D)         \[P+K\]

    Correct Answer: C

    Solution :

    Not Available


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