JEE Main & Advanced JEE Main Paper Phase-I (Held on 07-1-2020 Evening)

  • question_answer
    Consider the following reactions:
    \[NaCl+{{K}_{2}}C{{r}_{2}}{{O}_{7}}+\underset{(Conc.)}{\mathop{{{H}_{2}}S{{O}_{4}}}}\,\to (A)+side\,products\]
    \[(A)+NaOH\to (B)+Side\,products\]
    \[(B)+\underset{(dilute)}{\mathop{{{H}_{2}}S{{O}_{4}}}}\,+{{H}_{2}}{{O}_{2}}\to \text{(}C\text{)}+Side\text{ }products\]
    The sum of the total number of atoms in one molecule each of (A), and is _____.
    [JEE MAIN Held on 07-01-2020 Evening]



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