MCQ
The $IUPAC$ name of $CH_2 = CH - CH = CH_2$ is
- AButane
- ✓Buta $-1, 3-$ diene
- CButane $-1, 3-$ diene
- Dnone of these
Buta - $1,3$-diene
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(Given atomic number: $\mathrm{Sc}=21, \mathrm{Ti}=22, \mathrm{~V}=23$, $\mathrm{Cr}=24, \mathrm{Mn}=25$ and $\mathrm{Zn}=30)$
$4Fe + 3{O_2}\, \to \,4F{e^{3 + }} + 6{O^{2 - }}$
Which one of the following statement is incorrect
