MCQ
How many geometrical isomers can be written for the compound
$CH_3-CH=CH-CH=CH-CH=CH-Cl$
$CH_3-CH=CH-CH=CH-CH=CH-Cl$
- A$2$
- B$4$
- C$6$
- ✓$8$
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The end product $(B)$ is:

$\mathop {{C_4}{H_8}}\limits_{{\text{Cyclobutane}}} \xrightarrow{{Heat}}2{C_2}{H_4}$ The rate constant is $2.3 \times 10^{-4}\ sec^{-1}.$ In what time will the molar ratio of the ethylene to cyclobutane in reaction mixture attain the value $1$ ? ...... $\min$

Assertion $A$ : Thin layer chromatography is an adsorption chromatography.
Reason $R$: A thin layer of silica gel is spread over a glass plate of suitable size in thin layer chromatography which acts as an adsorbent. In the light of the above statements, choose the correct answer from the options given below.