Question

Question 16

Answer 1

Answer:

Cadmium, Zinc, and Mercury are the three transition elements from the periodic table in group 12.

Option: B

Explanation:

Periodic table consists of all chemical elements in a tabular form which are arranged according to electronic configuration, atomic number and chemical properties. Every chemical elements are divided into groups have same chemical behaviours.

Both non-metals and metals are included in periodic table which are again divided into different group of elements. From those transition elements are the elements have half-filled f or d subshell.

These transition elements consists of groups from 3 to 12. In group 12 Mercury, Zinc, and Cadmium are the transition elements.  

Answer 2

Answer:c

Explanation: