Periodic Table Trends: Practice Quiz

Ten questions pulled at random. Regenerate any time for a fresh set.

1. 1. A cation compared with its neutral atom is:

   LargerAlways neutralThe same sizeSmaller

2. 2. Why does radius shrink across a period?

   Effective nuclear charge pulls electrons in tighterNew shells are addedMass decreasesElectrons are removed

3. 3. Effective nuclear charge across a period:

   DecreasesStays constantIncreasesReverses

4. 4. Which atom is largest?

   LiRbKNa

5. 5. Metallic character across a period (left to right):

   IncreasesStays the sameDecreasesDoubles

6. 6. Electronegativity across a period:

   Drops to zeroIncreasesStays the sameDecreases

7. 7. Metallic character is greatest:

   Upper left onlyLower leftUpper rightMiddle

8. 8. Atomic radius down a group:

   Depends on chargeStays the sameDecreasesIncreases

9. 9. Which element has the highest first ionization energy?

   NaClArMg

10. 10. Which element has the highest electronegativity?

    FNOCl