Phosphate Ions and Vanadium Compounds

Phosphate Ions and Vanadium Compounds

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video tutorial explains how to name the compound V3PO4, known as Vanadium 5 Phosphate. It begins by identifying vanadium as a transition metal and PO4 as a polyatomic phosphate ion. The tutorial then details how to determine the oxidation number of vanadium using Roman numerals, resulting in the name Vanadium 5 Phosphate. The video concludes with a reference to additional resources for writing chemical formulas.

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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of metal is vanadium?

Halogen

Noble gas

Transition metal

Alkali metal

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for the phosphate ion?

PO5

PO2

PO4

PO3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are Roman numerals used in the name of vanadium phosphate?

To indicate the oxidation state of vanadium

To show the charge of the phosphate ion

To represent the molecular weight

To indicate the number of atoms

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the oxidation state of vanadium in V3PO4 5?

5+

4+

6+

3+

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of the phosphate ion in V3PO4 5?

1-

2-

3-

4-

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the full name of the compound V3PO4 5?

Vanadium phosphate

Vanadium 3 phosphate

Vanadium 4 phosphate

Vanadium 5 phosphate

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many phosphate ions are present in V3PO4 5?

5

3

2

1

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the video link mentioned at the end?

To show a lab experiment

To explain the history of vanadium

To help write chemical formulas

To provide a periodic table