MCQ
$1, 3 -$ butadiene and acrylonitrile undergo $co -$ polymerization to give $.......$
- ABuna $- S$
- ✓Buna $- N$
- CBuna $- A$
- DAll

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$r = P{Z_{AB}}{e^{ - Ea/RT}}$
which term is called steric factor
$(I)$ $1\,mol$ of $A$ and $2\,mol$ of $B$ in a $1\,L$ vessel
$(II)$ $2\,mol$ of $A$ and $2\,mol$ of $B$ in a $2\,L$ vessel
$(III)$ $0.2\,mol\, A$ and $0.2\,mol\,B$ in $0.1\,L$ vessel
Which reactant sample reacts by highest rate if reactant is in gaseous state and do not follow zero order reaction ?