Element P has atomic number 19.To which group and period, does P belong ? Is it a metal or a non-metal ? Why ?

Open in App

Solution

Atomic number: 19

Electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1

4s means it is comes under fourth period and s1 means it is first group.

It is a metal (Potassium, specifically). It is classified as such because it forms metallic bonds - Layers of positively-charged ions surrounded by a “sea” of delocalised electrons

Suggest Corrections

Similar questions

The element 'M' has an atomic number 11.

(a) What is it's electronic configuration?
(b) Which group does 'M' belong to?
(c) Is 'M' a metal or a non-metal?
(d) Write the formula of its chloride.

An element 'M' has atomic number 12.

(a) Write its electronic configuration.

(b) State the group to which 'M' belongs.

(d) Write the formula of its chloride.

Q. An element has an atomic number 16. State:
(i) the period to which it belongs.
(ii) the number of valence electrons.
(iii) whether it is a metal or non-metal.

Q. Element P has atomic number 19. To which group does P belongs to ?

An element 'M' has atomic number 11. [5 MARKS]
1. Write its electronic configuration.
2. State the group to which 'M' belongs.
3. Is 'M' a metal or a non-metal?
4. Write the formula of its chloride.
5. Name at least four elements present in this group.

Join BYJU'S Learning Program

Explore more

Classification of Modern Periodic Table

Standard X Chemistry

Join BYJU'S Learning Program