How many geometrical isomers of ${\mathrm{CH}}_3\mathrm{CH}=\mathrm{CH}-\mathrm{CH}=\mathrm{NOH}$ exist $?$

The total number of geometrical isomers possible in following compound is:

Which of the following statement/s is not true about the following compounds?

Write all the carbonyl compounds with the molecular formula
${\mathrm{C}}_3{\mathrm{H}}_6\mathrm{O}$, and then on reaction with an excess of ${\mathrm{NH}}_2\mathrm{OH}$. How
many isomeric oximes are formed $?$

Given the following partial structure, identify position of substituent $\mathrm{X}$ to $C - 1$ so that configuration of cyclohexane is trans.

Observe the following isomers and identify appropriate phrase(s) for the blank.