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20,018,370 results
In this video, we look at elements, compounds, mixtures and molecules. First we look at the idea of an element, using examples ...
200,405 views
8 months ago
In this video, we start looking at electrolysis. We explore why molten or aqueous ionic compounds can conduct electricity and then ...
1,239,889 views
7 years ago
This video looks at: 0:29 - The structure of an atom 3:22 - What ions are 4:53 - What the nuclear symbol tells us This video is ...
1,247,395 views
5 years ago
Hi everyone, I hope this video helps you to feel more confident with identifying and describing the different types of bonding.
414,498 views
3 years ago
In this video, we learn how to assess the efficiency of a reaction by calculating the atom economy. We then look at how chemists ...
285,201 views
Hi everyone, I hope this video helps you to feel more confident with explaining the melting points of different types of substance.
98,153 views
In this video, we tackle the one topic that students always dread: balancing chemical equations. Well don't panic because I'll show ...
821,355 views
"try to be the rainbow in someone's cloud" - maya angelou l i n k s: not sponsored but these are my fav gcse resources :) Free ...
192,683 views
2 years ago
This is for those who are struggling to figure out how to self-study A Level H2 Chemistry. #singapore #alevels #chemistry.
94,429 views
1 year ago
In this video, we explore the idea of a limiting reactant. We use this idea to work out the mass of the product that we can make in a ...
458,087 views
In this video, we look at what is meant by the word "mole" and how to calculate moles of an element. This can be seen as a tricky ...
1,002,221 views
In this video, we look at the shapes of molecules where there is no lone pair of electrons on the central atom. We explore electron ...
172,533 views
In this video, we look at filtration and crystallisation, which are both examples of physical separation techniques. First, I discuss the ...
107,215 views
In this video I cover the whole of GCSE Chemistry topic 1 - Atomic Structure and the Periodic Table. I have summarised everything ...
5,042 views
GCSE Chemistry Paper 1 Revision - nearly all topics in 9 minutes #gcse #school #teacher #gcsechemistry #paper1 ...
57,426 views
In this video, we look at how metals react with water and with dilute acids and how we can use this information to order the ...
625,504 views
In this video, we look at how we can use chromatography to identify the compounds in a mixture. We also look at how we can ...
443,020 views
In this video, we look at how to determine the formula of an ionic compound given the charges on the ions. This is really important ...
481,961 views
In this video, I show you how to interpret a chemical formula. First we look at how to identify the elements shown by a chemical ...
88,299 views