Which elements are in the same group?
A) K,Ca,and Mg
B) Li,Na,and Cs
C) F,S,and N
D) C,Si,and N
Correct Answer:
Verified
Q13: The symbol for iron,as shown on the
Q14: The atomic number tells us:
A) the sum
Q15: Which pair of atoms has similar chemical
Q16: Which element is NOT a metal?
A) Li
B)
Q17: Which subatomic particle has the LOWEST mass?
A)
Q19: Which statement is NOT accurate concerning Dalton's
Q20: Rutherford's gold foil experiment showed that:
A) atoms
Q21: Which symbol BEST represents a potassium cation?
A)
Q22: Which symbol represents an atom with 8
Q23: An atom has atomic number 92 and
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