Free Printable NGSS Chem IS3T1: Periodic Trends

Worksheets

NGSS Chem IS3T1: Periodic Trends

Total questions: 20

Worksheet time: 30mins

Name

Class

Date

Ionization energy is...

the energy required to add an electron to a specific atom

how much energy it takes to remove an electron from an atom

the energy required to shield the outer electrons from the nucleus

a measure of the ability of an atom to attract electrons

Which of the following will have a lower ionization energy than Scandium (Sc)?

Helium (He)

Titanium (Ti)

Calcium (Ca)

Magnesium (Mg)

Which of the following will have a higher ionization energy than arsenic (As)?

Gallium (Ga)

Neon (Ne)

Antimony (Sb)

Germanium (Ge)

Electronegativity is...

how good an atom is at attracting electrons

the ability of an atom to lose electrons

the energy required to remove an electron from a specific atom

how easy it is to make friends.

Which of the following will have a higher electronegativity than arsenic (As)?

Carbon (C)

Neon (Ne)

Antimony (Sb)

Germanium (Ge)

As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....

decreases

increases

remains the same

none of the above

What term is used to describe "The energy required to remove an electron from gaseous atoms"

excitation energy

ionization energy

polarization energy

electrolytic energy

What term is used to describe "A measure of the size of an atom"

chemical reactivity

atomic radius

energy levels

orbit

Which element in Period 2 has the greatest atomic radius?

10.

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

decreases, increases

increases, increases

increases, decreases

stays the same, increases

11.

Which of the following will have a lower ionization energy than Scandium (Sc)?

Helium (He)

Titanium (Ti)

Calcium (Ca)

Magnesium (Mg)

12.

Which of the following will have a higher electronegativity than arsenic (As)?

Carbon (C)

Neon (Ne)

Antimony (Sb)

Germanium (Ge)

13.

The vertical (up and down) columns in the Periodic Table are called

groups

towers

periods

atomic numbers

14.

Which statement correctly and completely identifies a trend?

Atomic radius decreases across a period and increases down a group.

Electronegativity decreases across a period and decreases down a group.

Ionization energy increases across a period and increases down a group.

Ionic radius increases across a period and increases down a group.

15.

The chart scientists use to organize and classify all the known elements

elements chart

the chart

Periodic Table of the Elements

Period table

16.

Which elements are in the same period?

A & F

F, B & D

E & D

F & B

17.

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)

18.

Which element is located in group 3?

Yttrium (Y)

Carbon (C)

Sodium (Na)

Lithium (Li)

19.

Which element is located in period 4?

Zirconium (Zr)

Silicon (Si)

Beryllium (Be)

Iron (Fe)

20.

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

period

row

group

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NGSS Chem IS3T1: Periodic Trends

Total questions: 20

Worksheet time: 30mins

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