Question

Observe the following table and answer the questions:
i. Which of the given elements is a stable element?

ii. Identify any one metal and one non-metal from the above elements.

iii. If D combines with F, then which compound is formed?

iv. Write the electronic configuration of element B and element E​

Answer 1

Answer:

i) Element C

ii) Element A (Hydrogen) and Element E (Magnesium)

iii) Sodium chloride

iv) Element B= (2,6)

Element E= (2,8,2)