
210809 - HÓA G12 VV - B1
Authored by Kieu Tran
Chemistry
12th Grade
Used 6+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este bị thủy phân trong môi trường
Axit
Bazơ
Trung tính
Axit hoặc Bazơ
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
+ NaOH + ?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HCOO-C6H4-CH3 + ? NaOH HCOONa + ? +
2 và
2 và
1 và
1 và
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Thủy phân hoàn toàn m gam HCOOCH3 cần dùng vừa đủ 200ml dung dịch KOH 2M. Giá trị m là
23
24
25
26
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Để xà phòng hóa 7,4 gam một este (no, đơn chức, mạch hở) cần dùng 200ml dung dịch NaOH 0,5M. Công thức phân tử của este là
C6H12O2
C3H6O2
C5H10O2
C4H8O2
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