Question

व्हाट इज द डिफरेंस बिटवीन डिस्प्लेसमेंट एंड डबल डिस्प्लेसमेंट रिएक्शन राइट द इक्वेशन ऑफ द रिएक्शन​

Answer 1

Answer:

in this unit will study the historical development of the periodic table as it stands today and the modern periodic law we will also learn how the periodic classification follows as a logical consequence of the electronic configuration of atoms finally we shall examine some of the practical periodic trends in the physical and chemical properties of the elements