The other dude is rude wrong
The correct answer is Dmitri Mendeleev
Answer:
1) HBr; 2) NaCCH; 3) O3; 4) H2O
Explanation:
The first step is formation of alkyl halide followed by reaction with sodium acetylide, to form 3-methylbutene, which is then followed by oxidation reaction with O3& H2O to 3-methylbutanal
For any element the nucleus consists of neutrons and protons while electrons orbit around the nucleus, (3)
Answer:
This is not an answer its just to get points