What is the mass number of the isotope with the symbol 
?
A) 17
B) 18
C) 35.45
D) 37
Correct Answer:
Verified
Q4: The chemical reactivity of an element is
Q5: Which atom has the smallest atomic radius?
A)K
B)Ga
C)Br
D)Rb
Q6: Which element is not an alkali metal?
A)Li
B)K
C)Rb
D)H
E)All
Q7: Which element is a metalloid?
A)B
B)C
C)Ar
D)Al
Q8: Which element is a metal?
A)Li
B)Si
C)Cl
D)Ar
E)More than one
Q10: Which statement is not part of the
Q11: How many protons are in the isotope
Q12: Which element is not an alkali metal?
A)Li
B)Kr
C)Rb
D)Na
E)All
Q13: The element symbol for manganese is _.
A)M
B)Ma
C)Mg
D)Mn
Q14: The element symbol for sulfur is _.
A)S
B)Su
C)Sf
D)Sl
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