Periodic Trends

Presentation

•

Chemistry

•

9th Grade

•

Medium

•

NGSS

HS-PS1-1, HS-LS4-1, HS-PS1-2

Standards-aligned

Used 74+ times

FREE Resource

10 Slides • 11 Questions

Periodic Trends

Grade 9

Objectives

Define atomic radius, ionic radius, ionization energy and electronegativity
Compare the periodic trends of atomic radii, ionization energy and electronegativity and state the reasons for these variations

Open Ended

Let's see what you know about the lesson ! Write and Share your ideas.

Type response here

Multiple Choice

The atom with the largest atomic radius in Group 18 is:

Multiple Choice

Which of these has the larger atomic radius?

N-3

N-1

Multiple Choice

when atom gain an electron (negative) the size of atom

Increase

Decrease

No change

Small

Multiple Choice

Which element has the greater ionization energy?

Lead

Silicon

Multiple Choice

Put the following in order of increasing ionization energy:Neon, Lithium, Carbon

Lithium, Carbon, Neon

Carbon, Lithium, Neon

Neon, Carbon, Lithium

Lithium, Neon, Carbon

Open Ended

Can you define electronegativity after seeing this pic ?

Type response here

Fill in the Blanks

Type answer...

Multiple Choice

Which element has a lower electronegativity value?

Calcium

Barium

Multiple Choice

Put these in increasing order:
F, N, B

B < N < F

B < F < N

N < F < B

F < N < B

Poll

Now after the lesson has finished, how confident do you feel about the objectives discussed today.

I completely understood the lesson

I could use a bit more practice

I did not understand at all

Periodic Trends

Grade 9

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