Synopsis
This video introduces covalent bonding, focusing on electron sharing, the use of dot and cross diagrams, and examples of simple molecules such as hydrogen chloride, water, ammonia, and methane. It also explains the relationship between group numbers and the number of electrons an element can share. (Content warning: The video contains a brief, insensitive written remark about anorexia).
- Programme: GCSE Bitesize Revision
- Episode: Additional Science 1
- Channel: BBC Two
- Broadcast year: 2010
- Science
Licence: ERA Licence required
UK only
Staff and students of licensed education establishments only
Cannot be adapted
Add Notes
More clips from Additional Science 1

Acceleration | Additional Science 1
Acceleration | Additional Science 1
Spec references J249: P2.1h J250: P2.1h. Calculating acceleration and what the units mean - description and animation.

Acids, Bases and Salts | GCSE Bitesize Revision
Acids, Bases and Salts | GCSE Bitesize Revision
Spec references J248: C3.3d, C3.3e, C3.3f, C3.3h, C4.2a J250: C3.3d, C3.3e, C3.3f, C3.3h, C3.1g. This video introduces acids ...

Acids, Bases and Salts | GCSE Bitesize Revision
Acids, Bases and Salts | GCSE Bitesize Revision
Spec references J248: C3.3d, C3.3e, C3.3f, C3.3h, C4.2a J250: C3.3d, C3.3e, C3.3f, C3.3h, C3.1g. This video introduces acids ...

Atomic Structure - Revision | GCSE Bitesize Revision
Atomic Structure - Revision | GCSE Bitesize Revision
Spec references J248: C1.2b, C1.2d, C1.2e J250: C1.2b, C1.2d, C1.2e. A fast-paced overview of the basics of atomic struc...

Cell Division | GCSE Bitesize Revision
Cell Division | GCSE Bitesize Revision
Animated shorts to support students preparing for assessments in GCSE Additional Science.

Diffusion and Osmosis | GCSE Bitesize Revision
Diffusion and Osmosis | GCSE Bitesize Revision
Spec references J247: 2.1a J250: 2.1a. Animated shorts to support students preparing for assessments in GCSE Additional Science.

Distance-time graphs | Additional Science 1
Distance-time graphs | Additional Science 1
Spec references J249: P2.1b J250: P2.1b. Description and animation. Distance time graphs.

Enzymes and Digestion | GCSE Bitesize Revision
Enzymes and Digestion | GCSE Bitesize Revision
Animated shorts to support students preparing for assessments in GCSE Additional Science.

Homeostasis | GCSE Bitesize Revision
Homeostasis | GCSE Bitesize Revision
Spec references J247: B3.3a, B3.3b, B3.3c, B3.3d, B3.3e, B3.3g, B3.3j. Higher paper content for homeostasis. Structure of the kidney, ho...

How enzymes work | GCSE Bitesize Revision
How enzymes work | GCSE Bitesize Revision
Spec references J247: B1.2g J250: B1.2d. How enzymes break down substrates into products, lock and key model, denaturing of protein...

Ion formation and Ionic Bonding Revision | GCSE Bitesize Revision
Ion formation and Ionic Bonding Revision | GCSE Bitesize Revision
Spec references J248: C2.2di, C2.2e, C2.2f J250: C2.2di, C2.2e, C2.2f. Ideal for topic revision, this video...

Kinetic energy | Additional Science 1
Kinetic energy | Additional Science 1
Spec references J249: P7.1e J250: P5.1e. Animation, description and worked example. Kinetic energy.

Kinetic Energy And Momentum | GCSE Bitesize Revision
Kinetic Energy And Momentum | GCSE Bitesize Revision
Animated shorts to support students preparing for assessments in GCSE Additional Science.

Measuring the Rate of Reaction | GCSE Bitesize Revision
Measuring the Rate of Reaction | GCSE Bitesize Revision
Spec references J248: C5.2a, C5.2c, C5.2d, C5.2e, C5.2f J250: C5.2a, C5.2c, C5.2d, C5.2e, C5.2f. This video provides ...

Mitosis, meiosis and reproduction | GCSE Bitesize Revision
Mitosis, meiosis and reproduction | GCSE Bitesize Revision
Spec references J247: B2.1b, B5.1f, B5.1h J250: B2.1b, B5.1f. Different steps of mitosis, asexual reproduction, di...

Momentum | Additional Science 1
Momentum | Additional Science 1
Spec references J249: P2.2k J250: P2.2k. Animation, description and worked example, p = m v. Description of force = rate of change of momentu...

Representing Motion | GCSE Bitesize Revision
Representing Motion | GCSE Bitesize Revision
Animated shorts to support students preparing for assessments in GCSE Additional Science.

Speed | Additional Science 1
Speed | Additional Science 1
Spec references J249: P2.1h J250: P2.1h. Calculating speed and units of speed - description and animation.

Velocity-time graphs | Additional Science 1
Velocity-time graphs | Additional Science 1
Spec references J249: P2.1e J250: P2.1e. Description and animation. Velocity time graphs.

Work done | Additional Science 1
Work done | Additional Science 1
Spec references J249: P2.2m, P7.1c, P7.1d J250: P2.2l, P5.1c, P5.1d. Animation, description and worked example. Work done = force × distance.
More resources about Bonding Structure and Properties

Carbon bonds | Chemistry: A Volatile History
Carbon bonds | Chemistry: A Volatile History
Scott Cooper was fascinated by how carbon atoms combined with other atoms, inventing the notion of ''bonds''.

Ceramics | How It Works
Ceramics | How It Works
Professor Mark Miodownik looks at how simple clay, sand and rock can be changed into pottery, glass and concrete to build cities and transform the wa...

Materials: How They Work
Materials: How They Work
Materials scientist Mark Miodownik takes a look into the inner world of metals, ceramics and plastics and the microscopic structure that allows them...

Metal | How It Works
Metal | How It Works
Mark Miodownik traces the history of our love affair with metal. He investigates metals at the atomic level and sees how metal crystals can be grown to ...

Metals and Alloys | Science Fix
Metals and Alloys | Science Fix
Mark Loughlin looks at the science of forensics while in the studio we make a motor and Alison Chappell takes apart a selection of drills.

Plastic | How It Works
Plastic | How It Works
Mark Miodownik shows how plastics have brought luxury to the masses and reveals how the next generation will take its inspiration from nature and coul...

S2E5: Size Matters | Dara O'Briain's Science Club
S2E5: Size Matters | Dara O'Briain's Science Club
Dara and the team reveal why size matters in science and how discoveries large and small are changing the way we view the u...

S2E6: Invisible Worlds | Dara O'Briain's Science Club
S2E6: Invisible Worlds | Dara O'Briain's Science Club
Dara and the team shine a light on some of the mysterious and usually hidden worlds surrounding us, from our internal e...

Secrets of the Super Elements
Secrets of the Super Elements
In the first BBC documentary to be filmed entirely on smartphones, Mark Miodownik reveals the weird materials that have built our high-tech world.

Semiconductors and WWII | Shock and Awe: The Story of Electricity
Semiconductors and WWII | Shock and Awe: The Story of Electricity
Jim Al-Khalili explains the importance of semiconductors, particularly with regard to fighting WWII.

Superconductors | Shock and Awe: The Story of Electricity
Superconductors | Shock and Awe: The Story of Electricity
Jim Al-Khalili looks at how, in 1986, IBM researchers discovered a breakthrough regarding superconductivity in cera...