Which scientist developed the periodic table?
A) Democritus
B) Dalton
C) Thomson
D) Mendeleev
Correct Answer:
Verified
Q2: Which subatomic particle will be attracted to
Q3: The law of conservation of _ tells
Q4: Which of these symbols represents an atom
Q5: F,Cl,and Br all belong to what family?
A)
Q6: _ allows scientists to construct images showing
Q7: Which subatomic particle will be attracted to
Q8: Which element is NOT a metal?
A) Mg
B)
Q9: Rust has the formula Fe2O3,and it's made
Q10: Water has the formula H2O.Water can be
Q11: What two particles reside in the nucleus?
A)
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