JEE Main & Advanced
Sample Paper
JEE Main Sample Paper-13
question_answer
\[C{{H}_{3}}C\equiv CH\xrightarrow{NaN{{H}_{2}}}\,A\xrightarrow{C{{H}_{3}}Br}B\xrightarrow[{{H}_{2}}S{{O}_{4}}]{HgS{{O}_{4}}}C\]The number of hydrogen atoms present in one molecule of C