EASY
11th ICSE
IMPORTANT
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What is the formula of hypo?

Chapter-Wise 3D Chemistry Videos from Dr. H.C. Srivastava ISC Nootan Chemistry Volume 1 for Class XI

Biological Importance of Na and K
04 min 59 sec

Biological Importance of Na and K

Sodium and Potassium are important alkali metals that have many industrial applications. But, they play a vital role in the human body, as well. Let’s watch...
Biological Importance of Mg and Ca
05 min 17 sec

Biological Importance of Mg and Ca

The magnesium and calcium ions are found in large proportions in biological fluids. Do you know what their importance to the human body is? Let’s watch the v...
The d-block Elements
08 min 21 sec

The d-block Elements

The periodic table started with elements arranged in increasing order of Z. Now, it can tell us much more about an element. Watch this video to learn more.