Coulombic Attraction and Periodic Trends

Coulombic Attraction and Periodic Trends

Assessment

Interactive Video

Chemistry, Science, Physics

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video lecture covers periodic trends, focusing on the layout of the periodic table, columbic attraction, and effective nuclear charge. It explains how electron distance and shielding affect attraction forces, and how these concepts apply to trends across and down the periodic table.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a family of elements on the periodic table?

Alkali metals

Inert metals

Halogens

Noble gases

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary factor affecting Coulombic attraction?

Electron configuration

Atomic mass

Distance of electrons from the nucleus

Number of neutrons

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the number of protons in the nucleus affect the attractive forces within an atom?

It only affects the repulsive forces

It increases the attractive forces

It has no effect on the attractive forces

It decreases the attractive forces

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the distance of electrons from the nucleus as you move down a group in the periodic table?

It decreases

It remains constant

It increases

It fluctuates randomly

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which element has a greater effective nuclear charge, beryllium or calcium?

It depends on the temperature

They have the same effective nuclear charge

Calcium

Beryllium

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the effect of electron shielding on the attractive force felt by outer electrons?

It only affects inner electrons

It has no effect

It decreases the attractive force

It increases the attractive force

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

As you move across a period from left to right, what happens to the effective nuclear charge?

It fluctuates

It increases

It remains the same

It decreases

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