Which of the following elements is a noble gas?
A) chlorine
B) argon
C) oxygen
D) nitrogen
E) bromine
Correct Answer:
Verified
Q9: Select the correct symbol for the element.
-sodium
A)Sm
B)So
C)Na
D)No
E)Au
Q10: Select the correct symbol for the element.
-potassium
A)Po
B)Pt
C)P
D)K
E)Ko
Q11: Q12: Which of the following is a characteristic Q13: Select the correct symbol for the element. Q15: Select the correct symbol for the element. Q16: Which element would have physical and chemical Q17: The primary substances of which all other Q18: Select the correct symbol for the element. Q19: Which of the following properties is NOT
-iron
A)Ir
B)In
C)Fs
D)Fe
E)FE
-aluminum
A)Au
B)Ag
C)Am
D)Al
E)Sn
-mercury
A)Au
B)Hg
C)Ag
D)Mc
E)Pb
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