What is the chemical symbol for Radon?
R
Ra
Rd
Rn
Correct answer is D
No explanation has been provided for this answer.
What is the chemical symbol for Astatine?
A
As
At
Ae
Correct answer is C
No explanation has been provided for this answer.
What is the chemical symbol for Polonium?
Po
Pl
Pm
De
Correct answer is A
No explanation has been provided for this answer.
What is the chemical symbol for Bismuth?
B
Bi
Bs
Bh
Correct answer is B
No explanation has been provided for this answer.
What is the chemical symbol for Lead?
L
Le
Ld
Pb
Correct answer is D
No explanation has been provided for this answer.