以下哪个元素符号是钠？
元素与元素符号
Quiz
•
Science
•
8th Grade
•
Medium
wee chewteng
Used 55+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Cu
Na
Ag
Cl
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
以下哪个元素符号是铝？
O
K
Ag
Al
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
下列关于各个物质的化学式的写法，何者正确？
氧化钠 = NaCo
硫酸钙 = CaS
一氧化碳 = OC
氯化钠 = NaCl
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
以下哪个元素符号是碳？
Be
C
Mg
N
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个元素符号是镁？
Fe
P
Ne
Mg
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
以下哪个元素符号是铁？
Fe
Zn
Ag
F
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