Chemistry (Periodic Table পর্যায় সারণি)

1) What is the chemical symbol for lead?

2) Identify the word that means horizontal rows in periodic table.

3) Where is sodium located on the periodic table?

4) Which element has the symbol Fe?

5) Considering their positions on the periodic table, which element would have the highest second ionization energy?

6) Which element is expected to exhibit the highest melting point based on its position in the periodic table?

7) What is the position of non-metals in the periodic table?

8) Predict which element among the following would have the highest density based on periodic trends.

9) What is the chemical symbol for oxygen?

10) Identify the group of the periodic table to which cobalt belongs.