answersLogoWhite

0


Best Answer

Ca for calcium.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar
More answers
User Avatar

AnswerBot

5mo ago

The symbol of the element in period 4 and group 2A is Ca, which stands for Calcium. It is a reactive alkaline earth metal with atomic number 20.

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the symbol of the element is period 4 and group 2a?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What element is in period 4 group 2A?

The element in period 4 group 2A is calcium (Ca).


What element is in 2a period 3?

The element in the 3rd period and 2nd group of the periodic table is magnesium (Mg).


What group is magnesia in?

Magnesia is not an element but magnesium is in group 2A


When group 2a element form ion they?

disappear


What s block element is not located in group 1A or group 2A in the periodic table?

One example of a block element that is not located in group 1A or group 2A in the periodic table is carbon, which is a p-block element. Carbon is located in group 4A (14) of the periodic table and is known for its diverse bonding properties, forming a wide range of compounds.


If X is an element in Group 2A and Y is an element in Group 7A what would be correct about the compound that would form between X and Y?

They would form an ionic compound.


What does group 6A elements have compared to group 2A?

Group 6A elements have six valence electrons and are nonmetals, while group 2A elements have two valence electrons and are metals. Group 6A elements have a higher electronegativity and form more covalent bonds compared to group 2A elements.


What element is in period 2 and group 7?

Nitrogen. There are actually two periods classified as "5", more properly "V" (Roman numeral 5). VB, towards the left side of the Table, and VA, towards the right. In Group 2, there is no Period VB, only Period VA, which is nitrogen.


What is element Mg on the periodic table?

Magnesium (Mg) is a chemical element with the atomic number 12 and is located in Group 2 (or 2A) and Period 3 of the periodic table. It is a shiny, grayish-white metal that is highly reactive and commonly used in various industrial applications.


Is Ni a representative element?

Yes, Ni is a representative element. In the periodic table, representative elements are the group 1A (alkali metals), group 2A (alkaline earth metals), and groups 3A to 7A (main group elements). Ni is found in group 10, which makes it a transition metal rather than a representative element.


How many elements are in group 2A?

There are 3 elements in Group 2A of the periodic table: Beryllium, Magnesium, and Calcium.


How many electrons will group 2a lose?

Group 2A elements typically lose 2 electrons when forming ions.