Periodic Table Trends

What happens to the atomic numbers as you move from left to right on the periodic table?

• Increase

• Decrease

• Stay the same

• Nothing

Which of the following elements is most likely to have similar properties to those of sodium (Na)?

• Magnesium (Mg)

• Sulfur (S)

• Francium (Fr)

• Titanium (Ti)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If an element has 117 protons which group will it be in on the periodic table?

• 1

• 7

• 11

• 17

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NGSS.HS-PS1-1

Which element is located in group 3?

• Yttrium (Y)

• Carbon (C)

• Sodium (Na)

• Lithium (Li)

Which element is located in period 4?

• Zirconium (Zr)

• Silicon (Si)

• Beryllium (Be)

• Iron (Fe)

Two elements that have similar physical and chemical properties are most likely in the same...

• period

• row

• group

Tags

NGSS.HS-PS1-1

In which group would an element that is not reactive most likely be located?

• 1

• 2

• 16

• 18

Tags

NGSS.HS-PS1-1

In which group would an element that is very reactive most likely be located?

• 1

• 5

• 15

• 18

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In which group would an element that is a gas most likely be located?

• 1

• 3

• 12

• 18

Tags

NGSS.HS-PS1-1

Sodium (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. 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2