There is an element X with atomic number 16. A student was assigned a task to write down the features of the group to which this element belongs to. Help him find the group number of the element X so that he can complete his task.
In the periodic table, the element with atomic number 16 will be placed in the group
If an atom has electronic configuration 1s22s22p63s23p63d104s2 it will be placed in?
The following element is a member of _____ group of the periodic table.
All the elements in a group have?
Same mass number
Same number of shells
Same number of valance electrons
None of these
The number of electrons in the outermost shell of an atom helps us calculate the _________________.
The noble gases that constitute group 18 of the modern periodic table are also known as which of the following?
Which of the following statements are incorrect?
- Noble gases occupy group 18.
- Alkali metals occupy group 2.
- Boron family occupy group 14.
- Halogens occupy group 17.
- alkaline earth metals
- alkali metals
- noble gases