Nitrogen has an atomic number of 7; therefore,it has ______ electrons in its outermost electron shell.
A) 10
B) 18
C) 5
D) 2
Correct Answer:
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Q2: The way Earth moves about the sun
Q3: An atom's _ are found in its
Q7: Beryllium's atomic mass is 9,and its atomic
Q9: The second electron shell of an atom
Q10: The bond between oppositely charged ions is
Q11: _ is an example of an element.
A)Water
B)Carbon
C)Glucose
D)Salt
Q13: What name is given to bonds that
Q13: Why is water considered a polar molecule?
A)
Q14: How do radioactive isotopes differ from isotopes?
A)Radioactive
Q16: In the following reaction,what type of bond
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