An alkali is a solution with a pH greater than 7.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...

This video covers:

- How to test for carbonates by reacting with an acid and then bubbling the gas through lime
water
- How to test for sulfate ion with dilute hydrochloric acid and bariu
m chloride
- How to test for...

Learn the basics about testing for negative ions. Which methods and techniques are used to test negative ions? Find out more in this video!

It talks about preparation, properties & structure of HCl, oxoacids of halogens & interhalogen compounds. It gives introduction of group 18 elements & their occurrence.

This explains structure and properties of water including hardness of water and methods of removing the hardness.

NASA’s Mars 2020 rover will sport a rock-vaporizing laser gun

Learn the basics about testing for negative ions. Which methods and techniques are used to test negative ions? Find out more in this video!

What common minerals are included in the carbonate, sulfate, and phospate classes? What geological and weather conditions are conducive to the formation of these mineral rocks? And what is a mineraloid?



The 8 Classes of...

NASA plans to send its Mars 2020 rover to search for signs of ancient life on Mars’ Jezero Crater. <br/>

We all have the right to decide what happens to our bodies when we die, and cremation is becoming a popular option. But what is this exactly? How does it work, and what can one do with the ashes? Also, what are diamonds, and how can we...

This nugget explains the general characteristics of alkaline earth metals.

Different types of rocks contain different classes of minerals, which can tell us a lot about the geological environment in which the rock formed. What are these different mineral classes? What is the common structure of each...

This video discusses the patterns followed in reactions between acids and various substances such as metals, metal oxides, metal hydroxides, alkali spaces, and carbonates. The video explains that when acids react with these substances,...

This nugget explains the general characteristics of compounds of alkali metals such as oxides, hydroxides, halides and salts of oxoacids.