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Since, carbon atoms are triple bonded.
So functional group present in the compound is ALKYNE
HOPE IT IS USEFUL
Oxygen had 6 valence electrons
Eyepiece, finder-scope, optical tube, aperture, focuser, and mount
Answer: Fluorine
Explanation: It belongs in the same group as Bromine
Your body uses it to build and repair tissue. You need it to make enzymes, hormones, and other body chemicals. It is an important building block of bones, muscles, cartilage, skin, and blood. Along with fat and carbohydrates.