Richard Thornley

Quick Lab: Alloys Gold/Silver/Bronze Pennies (Demo,theory,equations)

1,247 views 2 months ago

50ml of hot water, add about 4 sugar cubes worth of zinc sulphate, clean pennies and some clean zinc pieces. Zinc must touch coins - boil for 15mins.
This makes "silver" coins.
Rinse. Drop these coins onto hot plate - wait until they turn orange - cool in water. "Gold"! Show less
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Old Syllabus for Exams 2014-2015 ONLY

24 videos Play all

1 Quantitative chemistry - Playlist

by Richard Thornley

20 videos Play all

2 /12 Atomic Structure - Playlist

by Richard Thornley

20 videos Play all

3/13 Periodicity SL/HL - Playlist

by Richard Thornley

31 videos Play all

4/14 Bonding SL/HL - Playlist

by Richard Thornley

24 videos Play all

5/15 Energetics SL/HL - Playlist

by Richard Thornley

18 videos Play all

6/16 Kinetics SL/HL - Playlist

by Richard Thornley

10 videos Play all

7/17 Equilibrium SL/HL - Playlist

by Richard Thornley

24 videos Play all

8/18 Acids and Bases SL/HL - Playlist

by Richard Thornley

23 videos Play all

9/19 Oxidation and Reduction SL/HL - Playlist

by Richard Thornley

49 videos Play all

10/20 Organic Chemistry SL/HL - Playlist

by Richard Thornley

10 videos Play all

11 Measurement and Data Processing - Playlist

by Richard Thornley

Updated 3 days ago
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New Syllabus IB Chemistry (First exam 2016)

31 videos Play all

01 New Syllabus Stoichiometric Relationships - Playlist

by Richard Thornley

16 videos Play all

02/12 New Syllabus Atomic Structure SL/HL - Playlist

by Richard Thornley

18 videos Play all

03/13 New Syllabus Periodicity - Playlist

by Richard Thornley

38 videos Play all

04/14 New Syllabus Chemical Bonding and Structure - Playlist

by Richard Thornley

15 videos Play all

5/15 New Syllabus Energetics/thermochemistry - Playlist

by Richard Thornley

19 videos Play all

6/16 New Syllabus Chemical Kinetics - Playlist

by Richard Thornley

9 videos Play all

7/17 New Syllabus Equilibrium - Playlist

by Richard Thornley

12 videos Play all

8/18 New Syllabus Acids and Bases - Playlist

by Richard Thornley

1 video Play all

9/19 New Syllabus Redox Processes - Playlist

by Richard Thornley

7 videos Play all

10/20 New Syllabus Organic Chemistry - Playlist

by Richard Thornley

Updated 5 days ago
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132 Mistakes to Avoid in IB Chemistry Plus Examiners' Report Play

Super fast last minute help!

100 Mistakes To Avoid in IB Chemistry SL pt 1-25 - Duration: 5:31.

by Richard Thornley

40,558 views
3 years ago

100 Mistakes To Avoid in IB Chemistry SL pt 26-50 - Duration: 5:23.

by Richard Thornley

16,948 views
3 years ago

100 Mistakes To Avoid in IB Chemistry SL pt 51-75 - Duration: 6:28.

by Richard Thornley

14,123 views
3 years ago

100 Mistakes To Avoid in IB Chemistry SL pt 76-101 - Duration: 6:06.

by Richard Thornley

15,122 views
3 years ago

HL IB Chemistry 31 Mistakes - Duration: 7:14.

by Richard Thornley

17,261 views
3 years ago

What Went Wrong! A Speedy Review of What Most People Got Wrong in May 2012 SL - Duration: 15:02.

by Richard Thornley

13,910 views
2 years ago

What the HL kids buggered up in May 2012 - Examiners Report pt 1 - Duration: 10:16.

by Richard Thornley

4,570 views
1 year ago

What the HL kids buggered up in May 2012 - Examiners Report pt 2 - Duration: 12:56.

by Richard Thornley

3,903 views
1 year ago
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Quick Labs Play

Quick Lab: Measuring the Speed of Light with Marshmallows - Duration: 2:14.

by Richard Thornley

1,052 views
5 months ago

Quick Lab: Calculating the Activation Energy of Glow Sticks HL - Duration: 7:04.

by Richard Thornley

509 views
5 months ago

Quick Lab: Alloys Gold/Silver/Bronze Pennies (Demo,theory,equations) - Duration: 3:31.

by Richard Thornley

1,247 views
2 months ago
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OPTIONS Old Syllabus (exams 2014-2015)

30 videos Play all

Option A Modern Analytical SL/HL - Playlist

by Richard Thornley

8 videos Play all

Option B Human Biochemistry SL/HL - Playlist

by Richard Thornley

36 videos Play all

Option D Drugs and Medicines SL/HL - Playlist

by Richard Thornley

1 video Play all

Option F Food Chemistry SL - Playlist

by Richard Thornley
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Interesting Very Short Chemistry Videos (relatable to IB) Play

Linear friction welding - Duration: 0:37.

by TWI Ltd

611,828 views
2 years ago

Cannonball in mercury - Duration: 0:26.

by jalapeno808

1,064,090 views
8 years ago

Railroad thermite welding - Duration: 3:49.

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3 years ago

Gallium Induced Structural Failure of a Coke Can - Duration: 2:12.

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CC

丸い氷を作りたい - Duration: 1:25.

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4 years ago

Temperature vs Heat (Eureka!) - Duration: 3:14.

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54,896 views
4 years ago

Mountain House Freeze-Drying - Duration: 1:47.

by Mountain House

29,914 views
2 years ago
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NEW SYLLABUS OPTIONS

2 videos Play all

NEW SYLLABUS OPTION A MATERIALS - Playlist

by Richard Thornley

1 video Play all

NEW SYLLABUS OPTION C ENERGY - Playlist

by Richard Thornley

2 videos Play all

NEW SYLLABUS OPTION D MEDICINAL CHEMISTRY - Playlist

by Richard Thornley
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Home

1 Quantitative chemistry - Playlist

2 /12 Atomic Structure - Playlist

3/13 Periodicity SL/HL - Playlist

4/14 Bonding SL/HL - Playlist

5/15 Energetics SL/HL - Playlist

6/16 Kinetics SL/HL - Playlist

7/17 Equilibrium SL/HL - Playlist

8/18 Acids and Bases SL/HL - Playlist

9/19 Oxidation and Reduction SL/HL - Playlist

10/20 Organic Chemistry SL/HL - Playlist

11 Measurement and Data Processing - Playlist

01 New Syllabus Stoichiometric Relationships - Playlist

02/12 New Syllabus Atomic Structure SL/HL - Playlist

03/13 New Syllabus Periodicity - Playlist

04/14 New Syllabus Chemical Bonding and Structure - Playlist

5/15 New Syllabus Energetics/thermochemistry - Playlist

6/16 New Syllabus Chemical Kinetics - Playlist

7/17 New Syllabus Equilibrium - Playlist

8/18 New Syllabus Acids and Bases - Playlist

9/19 New Syllabus Redox Processes - Playlist

10/20 New Syllabus Organic Chemistry - Playlist

100 Mistakes To Avoid in IB Chemistry SL pt 1-25 - Duration: 5:31.

100 Mistakes To Avoid in IB Chemistry SL pt 26-50 - Duration: 5:23.

100 Mistakes To Avoid in IB Chemistry SL pt 51-75 - Duration: 6:28.

100 Mistakes To Avoid in IB Chemistry SL pt 76-101 - Duration: 6:06.

HL IB Chemistry 31 Mistakes - Duration: 7:14.

What Went Wrong! A Speedy Review of What Most People Got Wrong in May 2012 SL - Duration: 15:02.

What the HL kids buggered up in May 2012 - Examiners Report pt 1 - Duration: 10:16.

What the HL kids buggered up in May 2012 - Examiners Report pt 2 - Duration: 12:56.

Quick Lab: Measuring the Speed of Light with Marshmallows - Duration: 2:14.

Quick Lab: Calculating the Activation Energy of Glow Sticks HL - Duration: 7:04.

Quick Lab: Alloys Gold/Silver/Bronze Pennies (Demo,theory,equations) - Duration: 3:31.

Option A Modern Analytical SL/HL - Playlist

Option B Human Biochemistry SL/HL - Playlist

Option D Drugs and Medicines SL/HL - Playlist

Option F Food Chemistry SL - Playlist

Linear friction welding - Duration: 0:37.

Cannonball in mercury - Duration: 0:26.

Railroad thermite welding - Duration: 3:49.

Gallium Induced Structural Failure of a Coke Can - Duration: 2:12.

丸い氷を作りたい - Duration: 1:25.

Temperature vs Heat (Eureka!) - Duration: 3:14.

Mountain House Freeze-Drying - Duration: 1:47.

NEW SYLLABUS OPTION A MATERIALS - Playlist

NEW SYLLABUS OPTION C ENERGY - Playlist

NEW SYLLABUS OPTION D MEDICINAL CHEMISTRY - Playlist

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