Regents
Name:________________________
Mr.
Chemistry
Grodski III
Date:_____________
Periodic Table – ditto 1
1. One third of the elements are classified as
1) nonmetals
2) metals
3) metalliods
4) noble gases
2. The electron configuration of Be+2 is
1) 1s22s1
2) 1s2
3) 1s22s2
2-1
2
2–2
4) 1s1
1
3. Elements that conduct electricity and produces colored solutions are the
1) alkali metals
2) metalloids
3) transitional elements
4) halogens
4. When a sodium atom becomes a ion, its radius
1) decreases 2) increases 3) remains the same
5. Which element exhibits both metallic and nonmetallic properties in the 3rd principle
energy level?
1) B
2) Si
3) As
4) Kr
6. Which particle has the largest radius?
1) Na
2) Mg
3) Al
4) Cl
7. Atoms of nonmetallic elements tend to
1) gain electrons and form negative ions
2) gain electrons and form positive ions
3) lose electrons and form negative ions
4) lose electrons and form positive ions
8. Which of the following atoms has the smallest covalent atomic radius?
1) S
2) Cl
3) Se
4) Br
9. As you go down group 2 or IIA
1) the ionization energy decreases & the nonmetallic properties increases
2) the electronegativity increases & the atomic radius increases
3) the nonmetallic properties increase & the ionization energy decreases
4) the atomic radius increases & and the metallic properties increases
10. Which element listed below has the least metallic character?
1) Si
2) P
3) S
4) Cl
11. Which of the following ions is larger than its atom ?
2) I3) Mg2+
4) Ca2+
1) Na+
12. Which of the following elements is reactive that it is only found in nature bonded in
a compound?
1) Bi
2) P
3) Sb
4) K
13. As one travels up group VIA the reactivity
1) decreases
2) increases
3) remains the same
1. Which group contains elements whose atoms in the ground state have a total of five
electrons in their outermost p sublevel?
1) noble gases
2) metalloids
3) halogens 4) alkaline earth metals
2. Which of the following pairs exhibits the most similar chemical properties?
1) Mg and S
2) Ca and Br
3) Mg and Ca
4) S and Cl
3. Which element exists as diatomic molecules at STP?
1) Nitrogen
2)Argon
3) Uranium
4) Rubidium
4. How many electrons are found in the valence shell of an alkaline earth metal in the
ground state?
1) 1
2) 2
3) 3
4) 4
5. In which groups are all the elements solids at STP?
1) 14
2) 15
3) 16
4) 17
6. A white anhydrous (dry) powder that dissolves in water to form a blue aqueous
solution is most likely to be
1) Na2SO4
2) BaSO43) CuSO4
4) CaSO4
7. As the elements in Group 2 are considered from Beryllium to radium, the degree of
metallic activity
1) increases and the atomic radius increases
2) increases and the atomic radius decreases
3) decreases and the atomic radius increases
4) decreases and the atomic radius decreases
8. Within a group as the atomic radius increases, electronegativity generally
1) increases
2) decreases
3) remains the same
9. Which element contains a crystalline structure at STP?
1) fluorine
2) chlorine
3) bromine
4) iodine
10. Which group contains elements that are found in all three states of matter?
1) group 14 2) group 15 3) group 16 4) group 17
11. The first ionization energy in kilocalories per mole of a metal could be
1) 96
2) 273
3) 239
4) 402
12. The element with the highest Electronegativity is
1) O
2) F
3)Cl
4) He
13. Which element in group 14 or VA is the most active nonmetal?
1) Bi
2) As
3) P
4) N