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Sulfate Ion Structure and Properties

Sulfate Ion Structure and Properties

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Mia Campbell

FREE Resource

The video tutorial explains how to write the Lewis structure for the sulfate ion (SO4 2-), including counting valence electrons, arranging atoms, and forming bonds. It discusses the concept of formal charges and resonance structures, highlighting the importance of achieving the most stable configuration. The tutorial also covers the molecular geometry of the sulfate ion, describing it as tetrahedral with bond angles of 109.5°. The video aims to provide a comprehensive understanding of the sulfate ion's structure and behavior.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total number of valence electrons in the sulfate ion?

36

24

30

32

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which element is placed at the center of the sulfate ion's Lewis structure?

Nitrogen

Oxygen

Sulfur

Hydrogen

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons are used to form bonds between sulfur and oxygen in the initial Lewis structure?

8

16

24

32

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formal charge on sulfur in the adjusted Lewis structure of the sulfate ion?

+1

+2

0

-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can the formal charges in the sulfate ion be minimized?

By adding more electrons

By sharing electrons to form double bonds

By removing electrons

By changing the central atom

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of resonance structures in the sulfate ion?

They represent different possible structures

They indicate the presence of lone pairs

They change the central atom

They show the exact position of electrons

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the resonance structures of the sulfate ion, what remains constant?

The total number of electrons

The ionic charge

The central atom

The position of double bonds

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