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- 1. Multiple ChoiceSodium (Na) and potassium (K) are in the same group on the periodic table. Based on their locations, which statement about sodium and potassium is true?Sodium is less electronegative than potassium.Sodium has fewer energy levels than potassium.Sodium has a larger ionic radius than potassium.Sodium has lower ionization energy than potassium.
- 2. Multiple ChoiceWhich of these elements has the greatest atomic radius?HNClCs
- 3. Multiple ChoiceThe Periodic Table of the Elements is useful for revealing patterns and trends in the elements. Which statement accurately describes a pattern in the size of atomic radii in the Periodic Table of the Elements?Atomic radii decrease from left to right across a period and decrease from top to bottom in a group.Atomic radii increase from left to right across a period and increase from top to bottom in a group.Atomic radii decrease from left to right across a period and increase from top to bottom in a group.Atomic radii increase from left to right across a period and decrease from top to bottom in a group.
- 4. Multiple Choice
The symbols W, X, Y, and Z represent four elements shown on the outline of a periodic table.
Which element has the highest electronegativity?
WXYZ - 5. Multiple ChoiceFluorine, chlorine, bromine, and iodine all have the same number of valence electrons and have a tendency to gain electrons. Which element has the greatest ionization energy and electronegativity?fluorinechlorinebromineiodine
- 6. Multiple ChoiceThe ionization potential of an element is the amount of energy required to remove an electron from an isolated atom or molecule. According to the periodic table, which of the following indicates the correct decreasing order of ionization energy?Li > Na > K > CsNa > K > Li > CsLi > K > Na > CsCs > K > Na > Li
- 7. Multiple ChoiceAll elements found on the left side of the Periodic Table of the Elements have what properties in common?They conduct heat and electricityThey are all gasesThey are brittle and dullThey are radioactive
- 8. Multiple ChoiceWhich of these elements has an electron structure most similar to that of element X?1234
- 9. Multiple ChoiceBased on their locations in the periodic table, which element has chemical properties most similar to those of calcium, Ca?beryllium, Bepotassium, Ktitanium, Tiyttrium, Y
- 10. Multiple ChoiceThe number of valence electrons in an element affects the reactivity of that element. Which element listed has the fewest valence electrons?beryllium (Be)sodium (Na)oxygen (O)neon (Ne)
- 11. Multiple ChoiceAccording to the Periodic Table of the Elements, which set of elements has similar properties?H, C, IHe, H, AlHe, Ne, ArNa, Ca, Al
- 12. Multiple ChoiceWhat is the family name of this group of elements?Alkali metalsHalogensNoble GasesAlkali Earth Metals
- 13. Multiple ChoiceWhich element has 2 valence electrons?cesium (Cs)magnesium (Mg)boron (B)argon (Ar)
- 14. Multiple ChoiceHow many Valance electrons does Iodine Have?616717
- 15. Multiple ChoiceWhich of the following will have a lower ionization energy than Scandium (Sc)?Helium (He)Titanium (Ti)Calcium (Ca)Magnesium (Mg)
- 16. Multiple ChoiceWhich atom has the largest atomic radius?potassiumrubidiumfranciumcesium
- 17. Multiple ChoiceElectronegativity is...how good an atom is at attracting electronsthe ability of an atom to lose electronsthe energy required to remove an electron from a specific atomhow easy it is to make friends.
- 18. Multiple ChoiceMetals have the largest -atomic radius and electronegativityelectronegativity and ionization energyatomic radius onlyionization energy and atomic radius
- 19. Multiple ChoiceWhich of the following will have a larger radius than Zinc?GalliumAluminumMagnesiumStrontium
- 20. Multiple ChoiceAs you move down the periodic table atoms get bigger. This is because ____________.The atoms have more mass.The atoms have more protons.The atoms have more energy levelsThe atoms have more neutrons
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