Ionic Compounds and Electron Transfer

Ionic Compounds and Electron Transfer

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Emma Peterson

FREE Resource

This video tutorial explains how to write the Lewis structure for strontium phosphide (Sr3P2). It begins by identifying the strontium and phosphorus atoms and their properties, then explains the concept of ionic compounds and electron transfer. The tutorial covers electron configuration, achieving stability through octets, and assigning charges. It concludes with a summary of the Lewis structure for Sr3P2, highlighting the transfer of electrons from strontium to phosphorus.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for strontium phosphide?

Sr3P2

Sr2P3

SrP

Sr2P

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of ionic compounds, what happens to electrons?

They are transferred from metals to non-metals.

They are transferred from non-metals to metals.

They remain with the original atom.

They are shared equally.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many valence electrons does a strontium atom have?

Two

One

Four

Three

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the group number for phosphorus in the periodic table?

Group 2

Group 5A

Group 15

Group 10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the stable electron configuration for phosphorus in an ionic bond?

Nine electrons

Eight electrons

Seven electrons

Six electrons

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What charge does a strontium ion have after losing electrons?

1+

2+

3+

4+

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many electrons does each phosphorus atom gain in strontium phosphide?

Two

Four

One

Three

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