Metallic Bonding
Metal atoms are held strongly to each other by metallic bonding to form a giant lattice structure. In this lesson, we will learn about...
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Apr 2, 20232 min read
Measuring Instruments
In a laboratory, different instruments are used for different measurements. Do you know what these instruments are? In this lesson, we...
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Mar 2, 20232 min read
Compounds and Mixtures
In the previous lesson we will learned about elements, in this lesson we will learn about compounds and mixtures. What are Compounds? A...
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Feb 26, 20232 min read
Acids and Alkalis
Do you know about any compound which reduces the acidity of soil? Are you thinking about calcium hydroxide or calcium oxide? Do you know...
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Feb 20, 20232 min read
Acids and Alkalis
An acid is a substance that produces hydrogen ions, in aqueous solution. Some of the common acids, their formulae and the ions they...
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Feb 12, 20231 min read
Elements
We have studied that atoms are the smallest particles made up of further sub-atomic particles. An element is made up of several atoms. In...
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Feb 5, 20232 min read
Covalent Bonding
Metals, non-metals and ions make a bond to stabilize them. For metals, there is metallic bonding. For ions, there is ionic bonding. Do...
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Jan 23, 20231 min read
Ionic Compound #2
Properties of compounds differ from their reactions. Like other compounds, ionic compounds have some specific properties. In this lesson,...
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Jan 15, 20232 min read
Ionic Compound
Metals, non-metals and ions make a bond to stabilize them. For metals, there is metallic bonding. For non metals, there is covalent...
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learningsciencestudy
Jan 4, 20232 min read
Atomic Structure
All matter is made up of atoms. Atoms are so tiny that they need to be magnified millions of times in order to be seen. However atoms are...
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Jan 1, 20232 min read
Separating Substances #2
Just like solids, liquids can be impure. They can be removed through different methods according to their properties. Do you know what...
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Dec 28, 20223 min read
Separating Substances
Some substances have impurities added in them which changes their physical properties. However, these impure substances can be removed....
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Dec 25, 20222 min read
Kinetic Particle Theory
Have you ever seen how an ice cream melts? Matter is something that has mass and occupies space. According to the kinetic particle...
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Oct 16, 20221 min read
Detecting Chemical Reactions
We have studied the difference between physical and chemical changes. In this lesson we would study how we can define the occurrence of a...
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Oct 12, 20221 min read
Physical and Chemical Changes.
Physical changes are those changes which are reversible. Chemical changes are those changes which are irreversible. Reversible changes...
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Oct 9, 20221 min read
Conservation of Mass.
The hypothesis that matter was made out of atoms, needed a lot of experimental evidences. French Chemist, Antoine Lavoisier carried out...
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Oct 2, 20221 min read
Testing for Hydrogen and Carbon dioxide Gas.
In most reactions, gases are released. Most common of these gases are: Hydrogen gas Carbon dioxide gas Reactions like: Sulfur +...
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Sep 25, 20222 min read
Displacement Reaction and it's usage
In the previous lesson we came to know about the reactivity series in detail. Today we will go through how the reactivity series is...
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Sep 21, 20221 min read
Reactivity Series
What is a reactivity series? Reactivity series is a list of metals that are arranged/listed according to their reactivities. The most...
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Aug 21, 20221 min read
Difference between Acids and Alkalis.
Acids: Acid’s pH when measured by a pH scale is always below 7, the lower the pH the more acidic the substance is. Acid turn the blue...
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