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Class 10 Chemistry Periodic Classification of Elements

Periodic Classification of Elements     One hundred and eighteen elements are known till date and many more may be known in future. All elements differ in … Read more

Class 10 Chemistry Chapter 4 – Acid Base & Salt

Acids, Bases and Salts                             A chemical substance is a kind of matter that cannot be separated into any other kind of matter by physical … Read more

Class 10 Physics Chapter 2 – Magnetic Effect of Current Note

Magnetic Effect of current of Electromagnetism. The term “magnetic effects of current ” means that ” a current flowing in a wire produces a magnetic field round it “. the magnetic effect … Read more