Which of these is an element?
KBr O_{2} 2KCl FeO_{2}
A B C D
Question: Which of these is an element?
A. KBr
B. O_{2}
C. 2KCl
D. FeO_{2}
Answer:
Which of these is an element?
FeO_{2} KBr 2KCl O_{2}
A B C D
Question: Which of these is an element?
A. FeO_{2}
B. KBr
C. 2KCl
D. O_{2}
Answer:
D
Which of these is an element?
KBr O_{2} 2KCl FeO_{2}
1 2 3 4
Question: Which of these is an element?
1. KBr
2. O_{2}
3. 2KCl
4. FeO_{2}
Answer:
2
Which of these is an element?
KBr O_{2} 2KCl FeO_{2}
F W Y L
Question: Which of these is an element?
F. KBr
W. O_{2}
Y. 2KCl
L. FeO_{2}
Answer:
W
Which of these is an element?
FeO_{2} KBr 2KCl O_{2}
F W Y L
Question: Which of these is an element?
F. FeO_{2}
W. KBr
Y. 2KCl
L. O_{2}
Answer:
L