Which element has the atomic number 6?
What is the chemical symbol for gold?
[BPSC 2023]
What is the atomic number of oxygen?
Which element has the symbol Fe?
What is the lightest element on the Periodic Table?
Which element is a noble gas?
What is the symbol for lead?
Which element has the symbol K?
What is the chemical symbol for silver?
Which element is a halogen?
Which element has the atomic number 1?
Which element has the symbol Na?
What is the chemical symbol for mercury?
What is the atomic number of helium?