شرکت در آزمون آنلاین شیمی 1 - شیمی 1 | آزمون شماره 19041

$:\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{C}}l-\overset{:\ddot{C}l:}{\mathop{\overset{|}{\mathop{\underset{:\underset{\scriptscriptstyle\centerdot\centerdot}{O}:}{\mathop{\underset{|}{\mathop{P}}\,}}\,}}\,}}\,-\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{C}}l:$

$:\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{O}}-\underset{:O:}{\mathop{\underset{||}{\mathop{S}}\,}}\,-\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{O}}:$

$:\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{S}}-C\equiv O:$

$:\underset{\scriptscriptstyle\centerdot\centerdot}{\ddot{C}}l-\ddot{N}=\ddot{O}:$