4.3 Periodic Table Trends Data and Reasoning

This is also posted on ActivelyLearn.com if you would like to annotate or use audio and translation features.

Part 1 Help Video Link

1

X-axis: Which is your independent variable? (set up or changed by the experimenter)

1

Y-axis: Which is your dependent variable? (set up or changed by the experimenter)

1

Make a graph of Electronegativity vs. Element Symbol. Click on show your work to graph.

1

Based on the electronegativity graph from question 3, which is true?

Part 2 Help Video Link

1

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

1

Interpret what is means by explaining the pattern(s) (Select all that apply)

1

Identify what each graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

1

Interpret what they mean by explaining the pattern(s). Select All that Apply.

1

As you move down the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron.

1

As you move up the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron..

1

Rank the following in order of increasing atomic radius:
C, Sn, Ge, Si

Draggable item		Corresponding Item
Sn		smallest atomic radius
Si		2nd smallest atomic radius
C		2nd largest atomic radius
Ge		largest atomic radius

1

Rank the following in order of increasing electronegativity and ionization energy:
C, Sn, Ge, Si

Draggable item		Corresponding Item
C		lowest EN and IE
Sn		2nd lowest EN and IE
Si		2nd highest EN and IE
Ge		Highest EN and IE

1

As the atomic radius increases down a group, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).

Part 3 Help Video 

1

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

1

Interpret what is means by explaining the pattern(s). Select All that Apply.

1

Identify what each graph is showing (i.e. title, axes, labels, elements graphed, properties graphed etc.)

1

Interpret what they mean by explaining the pattern(s). Select All that Apply.

1

As you move to the right on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

1

As you move to the left on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

1

Rank the following in order of increasing atomic radius:
Be, F, N, C

Draggable item		Corresponding Item
Be		smallest atomic radius
F		2nd smallest atomic radius
C		2nd largest atomic radius
N		largest atomic radius

1

Rank the following in order of increasing electronegativity and ionization energy:
Be, F, N, C

Draggable item		Corresponding Item
N		lowest EN and IE
Be		2nd lowest EN and IE
C		2nd highest EN and IE
F		Highest EN and IE

1

As the atomic radius decreases across a period, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).

Click on this Google Doc to see a summary of Periodic Table Trends and to try more practice problems (answers are given at end)

X-axis: Which is your independent variable? (set up or changed by the experimenter)

Y-axis: Which is your dependent variable? (set up or changed by the experimenter)

Make a graph of Electronegativity vs. Element Symbol. Click on show your work to graph.

Based on the electronegativity graph from question 3, which is true?

Which is true about the ionization data and graph provided? Select All that apply

As the atomic number __ (increases/decreases) across a period, atoms are able to attract electrons (more/less) easily so the electronegativity value_ (increases/decreases).

As you move across a period, it is ______ (easier/harder) to remove an electron, so the ionization energy _(increases, decreases).

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what is means by explaining the pattern(s) (Select all that apply)

Identify what each graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what they mean by explaining the pattern(s). Select All that Apply.

As you move down the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron.

As you move up the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron..

Rank the following in order of increasing atomic radius:
C, Sn, Ge, Si

Rank the following in order of increasing electronegativity and ionization energy:
C, Sn, Ge, Si

As the atomic radius increases down a group, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what is means by explaining the pattern(s). Select All that Apply.

Identify what each graph is showing (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what they mean by explaining the pattern(s). Select All that Apply.

As you move to the right on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

As you move to the left on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

Rank the following in order of increasing atomic radius:
Be, F, N, C

Rank the following in order of increasing electronegativity and ionization energy:
Be, F, N, C

As the atomic radius decreases across a period, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).

4.3 Periodic Table Trends Data and Reasoning

X-axis: Which is your independent variable? (set up or changed by the experimenter)

Y-axis: Which is your dependent variable? (set up or changed by the experimenter)

Make a graph of Electronegativity vs. Element Symbol. Click on show your work to graph.

Based on the electronegativity graph from question 3, which is true?

Which is true about the ionization data and graph provided? Select All that apply

As the atomic number ______________ (increases/decreases) across a period, atoms are able to attract electrons ________ (more/less) easily so the electronegativity value_____________ (increases/decreases).

As you move across a period, it is ________________ (easier/harder) to remove an electron, so the ionization energy ___________(increases, decreases).

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what is means by explaining the pattern(s) (Select all that apply)

Identify what each graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what they mean by explaining the pattern(s). Select All that Apply.

As you move down the periodic table, atoms become ______________ (bigger/smaller), and they attract electrons ________ (more/less). This makes it ________________ (easier/harder) to remove an electron.

As you move up the periodic table, atoms become ______________ (bigger/smaller), and they attract electrons ________ (more/less). This makes it ________________ (easier/harder) to remove an electron..

Rank the following in order of increasing atomic radius:C, Sn, Ge, Si

Rank the following in order of increasing electronegativity and ionization energy:C, Sn, Ge, Si

As the atomic radius increases down a group, the electrostatic attraction between the nucleus and valence electrons _________(increases/decreases), and the electronegativity and ionization energy both _____________ (increase, decrease).

Identify what the graph is showing. (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what is means by explaining the pattern(s). Select All that Apply.

Identify what each graph is showing (i.e. title, axes, labels, elements graphed, properties graphed etc.)

Interpret what they mean by explaining the pattern(s). Select All that Apply.

As you move to the right on the periodic table, atoms become ______________ (bigger/smaller), and they attract electrons ________ (more/less). This makes it ________________ (easier/harder) to remove a valence electron.

As you move to the left on the periodic table, atoms become ______________ (bigger/smaller), and they attract electrons ________ (more/less). This makes it ________________ (easier/harder) to remove a valence electron.

Rank the following in order of increasing atomic radius: Be, F, N, C

Rank the following in order of increasing electronegativity and ionization energy:Be, F, N, C

As the atomic radius decreases across a period, the electrostatic attraction between the nucleus and valence electrons _________(increases/decreases), and the electronegativity and ionization energy both _____________ (increase, decrease).

As the atomic number __ (increases/decreases) across a period, atoms are able to attract electrons (more/less) easily so the electronegativity value_ (increases/decreases).

As you move across a period, it is ______ (easier/harder) to remove an electron, so the ionization energy _(increases, decreases).

As you move down the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron.

As you move up the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove an electron..

Rank the following in order of increasing atomic radius:
C, Sn, Ge, Si

Rank the following in order of increasing electronegativity and ionization energy:
C, Sn, Ge, Si

As the atomic radius increases down a group, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).

As you move to the right on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

As you move to the left on the periodic table, atoms become (bigger/smaller), and they attract electrons (more/less). This makes it __ (easier/harder) to remove a valence electron.

Rank the following in order of increasing atomic radius:
Be, F, N, C

Rank the following in order of increasing electronegativity and ionization energy:
Be, F, N, C

As the atomic radius decreases across a period, the electrostatic attraction between the nucleus and valence electrons _(increases/decreases), and the electronegativity and ionization energy both _____ (increase, decrease).