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Collection of Reviewed Teaching Resources

Hydrocarbons – comparison of alkanes, alkenes & alkynes

Subject taught
- Chemistry

Link
https://people.ucalgary.ca/~irhunt/podcasts/bonding_alkanes.mp3

Type of Product
- Audios/ Podcast

Language Skills Developed
- Interaction
- Listening
- Speaking
- Writing

Transferable/Scientific Skills Developed
The skills which can be developed: -The ability to gather, organise information - The ability to extract key elements from complex information -The ability to present material orally in a clear and effective way, including sensitivity to listeners' perspectives -The ability to present written material clearly and effectively, including sensitivity to the reader's perspective - Attention to detail - Ability to think quickly -The ability to write and think under pressure - Listening in a foreign language -Speaking/conversing in a foreign language -Writing in a foreign language

Description
• General aims
Basic information about hydrocarbons.
The main group of hydrocarbons and differences between them
• Linguistic aims
-use proper grammar structures
-learn and use a specific vocabulary
- correct pronunciation
• Subject specific aims
Presenting groups of hydrocarbons

• Target group age
16-17
• Level of competence in English (CEFR)
B2- C1
• Time required to use the resource with the students
9 minutes
• How to use it
This podcast can be used as a way to sum up the topic: Hydrocarbons – comparison of alkanes, alkenes & alkynes, The teacher gives a list of questions for students. It will be a way of checking if students understand the podcast. So students are split into small groups and they can work together to find out the answers. In these groups students will have time to speak out their ideas. They can discuss if they are right or wrong, so it will be a good way that everyone will be able to say something. Each group can compare the answers. In the end, a teacher can ask students to write a short review of the topic.
This podcast can be also used as an additional material for the topic. The advantages of these podcasts are that they are divided into short ones, every one presents other group of hydrocarbons and gives the main information about the groups of hydrocarbons. Speaker speaks quite slow, very clearly explains how they are built, Every podcast is not long and it gives essential information about hydrocarbons. This structure can be useful for students to prepare their speech because the information is done in the chronological order.
Possible difficulties for the students
-lack of vocabulary,
-a lot of new names, examples,
- the pronunciation of new words,
- students are not able to focus on audio

Comments
• Strength - The whole topic is divided into 3 short podcasts which give an opportunity to explain every group of hydrocarbons and check if the students understand the topic - Every podcast is short - It gives the most important information about the topic - It provides true information - Teacher can rely on these podcasts • Weakness -Too many new information to remember - New vocabulary - A lot of difficult names to pronounce • Scientific reliability -All pieces of information which are presented in the podcasts are true, - A teacher can rely on this audio - In these podcasts are used the techniques to help students remember all the pieces of information like: short audio, the topic is split into separately groups • Pedagogical value (e.g. collaborative learning, self–directed learning, peer assisted learning, etc) - Increasing memory performance -Collaborative learning - State their own opinion -Dual coding, repeating new vocabulary -The ability to take initiative -The ability to write, talk and think