Which of the following is a radioactive nonmetal?
A) At
B) Po
C) Ra
D) Xe
E) none of the above
Correct Answer:
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Q41: Which of the following is a radioactive
Q42: Which of the following is an alkaline
Q43: Which of the following is an alkaline
Q44: Which of the following is a noble
Q45: Which of the following is a noble
Q47: Which of the following elements are fifth
Q48: Which of the following is an alkali
Q49: Which of the following is a halogen?
A)Cl
B)F
C)I
D)all
Q50: Which of the following is a radioactive
Q51: Which of the following is an alkali
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