1 horizontal row in the periodic table
2 vertical column in the periodic table
3 A repetition of properties occurs when elements are arranged in order of
increasing atomic number.
4 type of element that is a good conductor of heat and electric current
5 type of element characterized by the presence of electrons in the d orbital
6 one half the distance between the nudei of two atoms when the atoms are
joined
7 type of ion formed by Group 2A elements
8 subatomic partides that are transferred to form positive and negative ions
9. ability of an atom to attract electrons when the atom is in a compound
10 energy required to remove an electron from an atom
Answers & Comments
Answer:
1. H
2. I
3. F
4. D
5. E
6. C
7. G
8. J
9. A
10. B