Back to HYDROCARBONS

JEE CHEMISTRY MCQ: HYDROCARBONS

1 Medium

1 of 1

Understanding +4 | -1

Statement-I: Acetylenic hydrogens can be replaced with active metals like

\mathrm{Na}

Statement-II: Acetylenic hydrogens are acidic in nature.

View answer and explanation

Correct option: A

Statement-I

\&

II are true

Option A (Statement-I & II are true) is correct because acetylenic hydrogens are acidic and can be replaced by active metals.

More Questions from HYDROCARBONS

Practice All Chapter MCQs →

\mathrm{Ca}{\mathrm{C}_2} + {\mathrm{H}_2}\mathrm{O} \to X\xrightarrow{{{\mathrm{O}_3}/\frac{{{\mathrm{H}_2}\mathrm{O}}}{{\mathrm{O}{\mathrm{H}^ + }}}}}\mathrm{HCOOH} + \mathrm{HCOOH},X\;\mathrm{is}

In benzene, there is a delocalisation of π-electrons. Hence, each π-electron is attached by….carbon nuclei. Which statement is false? Assertion (A) In comparison to ethyl chloride, it is not easy to carry outnucleophilic substitution on vinyl chloride.

Reason (R) Vinyl group is an electron donating. If 2-oxopropanal and methanal are obtained by the reductive ozonolysis of compound (A), then the number of

\sigma

-bonds presents in Fischer-Tropsch process is used in the manufacture of: