'n Proefbuis wat 'n reugtilketting- organiseer suur X, etanol en 'n katalisator bevat, word in 'n waterbad verhit, soos hieronder geillustreer - NSC Physical Sciences - Question 2 - 2018 - Paper 2
Question 2
'n Proefbuis wat 'n reugtilketting- organiseer suur X, etanol en 'n katalisator bevat, word in 'n waterbad verhit, soos hieronder geillustreer.
Organiese verbinding... show full transcript
Worked Solution & Example Answer:'n Proefbuis wat 'n reugtilketting- organiseer suur X, etanol en 'n katalisator bevat, word in 'n waterbad verhit, soos hieronder geillustreer - NSC Physical Sciences - Question 2 - 2018 - Paper 2
Step 1
Gee 'n rede waarom die proefbuis in 'n waterbad in plaas van direk oor die vlam verhit word.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Die proefbuis moet in 'n waterbad verhit word om 'n eweredige temperatuur te handhaaf. Dit voorkom dat die etanol vinnig verhit en moontlik verbrand, aangesien etanol vlambaar is.
Step 2
Tipe reaksie wat hier plaasvind
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Die reaksie is 'n esterifikasie of kondensasie reaksie.
Step 3
FORMULE van die katalisator benodig
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Die formule van die katalisator is H₂SO₄ (swavelzuur).
Step 4
Homoloë reeks waaraan verbinding Y behoort
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Verbinding Y behoort tot die ester-homoloë reeks.
Step 5
Bepaal die molekulêre formule van verbinding Y.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Die molekulêre formule van Y is C₈H₁₆O₂.
Step 6
Skryf die IUPAC-naam van verbinding Y neer.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Die IUPAC-naam van verbinding Y is etielhexanoaat.
Step 7
Skryf die struktuurformule neer.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
