Anh văn chuyên nghành 2022 - 2023 (P2)
Quiz
•
English
•
University
•
Medium
Luân Chí
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a .........., is used for drying temperatures.
hood
various flasks
desiccator
furnaces
Answer explanation
.......... được sử dụng để làm khô vật liêu.
bình hút ẩm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the names of binary compounds, compounds of two elements, the name of the metal comes first, followed by that of the other element ending in .........
-ide
-um
- ic
-ous
Answer explanation
Trong tên của các hợp chất nhị phân, hợp chất của hai nguyên tố, tên của kim loại đứng trước, tiếp theo là tên của nguyên tố khác kết thúc bằng.......
-ide
vd: sodium chloride (NaCl); zinc oxide (ZnO)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elements generally have their names ending in -um if they ............, and -on if they are .............
weak metal/non-metals
weak metal/strong metal
the metals/non-metals
non-metals/the metals
Answer explanation
Các phần tử thường có tên kết thúc bằng -um nếu chúng là ...... và -on nếu chúng là ........
kim loại/phi kim
vd: sodium (Na); potassium (K); argon (Ar)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Latin prefix “sesqui-” means:
one
one half
double
one and a half
Answer explanation
Tiền tố tiếng Latinh “sesqui-” có nghĩa là:
một rưỡi (3/2)
"hemi -" means: one half (một nửa _ 1/2)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perchloric acid is the name of?
HClO2
HClO
HClO4
HClO3
Answer explanation
Axit perchloric là tên gọi của?
HClO4
Acid chloric (HClO3)
acid chlorous (HClO2)
acid hypochlorous (HClO)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A systematic nomenclature was devised towards ........
the second half of the 18th century
the end of the 18th century
the end of the 19th century
early 18th century
Answer explanation
Một danh pháp có hệ thống đã được nghĩ ra đối với ........
cuối thế kỷ 18
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the laboratory, a hood with suitable ventilation is used to remove harmful or undesirable ………………..
vapors
evaporate
solid waste
liquid waste
Answer explanation
Trong phòng thí nghiệm, tủ hút có hệ thống thông gió phù hợp được sử dụng để loại bỏ ……………
hơi nước
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