1. Regents Review Activity and Questions!
WHAT ELEMENT AM I??
Regents Review Activity and Questions!

2. Let’s Play! What element am I?
I am a non-metal
I belong to the Halogen Family
I am not the largest or smallest atom in my group
My ionization energy is greater than that of Iodine
I am not a gas at room temperature

3. Let’s Play! What element am I?
 (Br) Bromine!

4. Let’s Play! What element am I?
I am a metal
I am a transition metal
I have the smallest atomic radius in my group
I have 6 electrons in the 3d sublevel

5. Let’s Play! What element am I?
 (Fe) Iron!

6. Let’s Play! What element am I?
The radius of my most common ion is smaller than my atomic radius
My valence shell contains only s-orbital electrons
I form an ion with a 2+ charge
I have a lower ionization energy than calcium
I have a smaller atomic radius than barium

7. Let’s Play! What element am I?
 (Sr) Strontium!

8. Let’s Play! What element am I?
I am in the p-block of the Periodic Table
I have 4 valence electrons
I am not the smallest atom in my group
My ionization energy is greater than that of germanium

9. Let’s Play! What element am I?
 (Si) Silicon!

10. Let’s Play! What element am I?
I am a metalloid
I have 3 p-orbital electrons in my valence shell
I have a lower ionization energy than arsenic
I am not the largest atom in my group

11. Let’s Play! What element am I?
 (Sb) Antimony!

12. Let’s Play! What element am I?
The radius of my most common ion is larger than my atomic radius
I have 6 valence electrons
I have a higher ionization energy than tellurium
I am the smallest atom in my group

13. Let’s Play! What element am I?
 (O) Oxygen!

14. Let’s Play! What element am I?
I am a metalloid
I have one electron in the p-block
I have only 2 quantum shells

15. Let’s Play! What element am I?
 (B) Boron!

16. Let’s Play! What element am I?
I am a metal
I have an electronegativity less than 1
My atomic radius is less than my ionization energy

17. Let’s Play! What element am I?
 (Cs) Cesium!

18. Regents Review Questions
Which element in Group 15 has the strongest metallic character? As P N Bi
ANSWER  d) Bi

19. Regents Review Questions
Which compound forms a colored, aqueous solution?
CaCl22
CrCl3
NaOH
KBr
ANSWER  b) CrCl3

20. Regents Review Questions
Which element has the highest first ionization energy?
Sodium
Phosphorus
Aluminum
Calcium
ANSWER  b) Phosphorus

21. Regents Review Questions
Which of the following elements has the smallest atomic radius?
Nickel
Cobalt
Potassium
Calcium
ANSWER  a) Nickel

22. Regents Review Questions
Which set of elements contains a metalloid?
Li, Mg, Ca, Kr
Ba, Ag, Sn, Xe
K, Mn, As, Ar
Fr, F, O, Rn
ANSWER  c) K, Mn, As, Ar

23. Regents Review Questions
An atom of which of the following elements has the greatest ability to attract electrons?
Chlorine
Silicon
Sulfur
Nitrogen
ANSWER  a) Chlorine

24. Regents Review Questions
The elements in Period 3 all contain the same number of….?
Protons
Valence Electrons
Occupied Principal energy levels
Neutrons
ANSWER  c) Occupied Principal energy levels

25. Regents Review Questions
Compared to atoms of metals, atoms of nonmetals generally…..?
Have lower first ionization energies
Conduct electricity more readily
Have higher electronegativities
Lose electrons more readily
ANSWER  c) Have higher electronegativities

26. Regents Review Questions
As the elements of Group 17 are considered in order of increasing atomic number, there is an increase in…?
First ionization energy
Number of electrons in the first shell
Electronegativity
Atomic Radius
ANSWER  d) atomic radius

27. Regents Review Questions
As the atoms of the elements in group 1 of the P.T. are considered from top to bottom, the number of valence electrons in the atoms of each successive element…?
Increase
Decrease
Remains the same
Returns to zero
ANSWER  c) Remains the same