3.1 Periodic table
3.1 Periodic table: The Modern Periodic Law helped to classify the elements. The properties of elements are periodic function of increasing atomicRead More…
3.1 Periodic table: The Modern Periodic Law helped to classify the elements. The properties of elements are periodic function of increasing atomicRead More…
2.1 The nuclear atom Thomson atomic model says that An atom is similar to a watermelon in which electrons are like watermelon seeds and Read More…