Question

name an anomalous pair of Mendeleev's table​

Answer 1

cobalt and nickel is anomalous pair in Mendeleevs periodic table, in this case cobalt(58.93) which has higher atomic mass is placed before nickel(58.71) which has lower atomic mass than Cobalt.

Answer 2

Electronics is widely used in information processing, telecommunication, and signal processing. The ability of electronic devices to act as switches makes digital information-processing possible.