Front

What is an alkali metal?

Back

Alkali metals are a group of elements in Group 1 of the periodic table, characterized by having one electron in their outermost shell. They are highly reactive and include elements like Lithium, Sodium, and Potassium.

Front

Which element is an example of an alkali metal?

Back

Sodium (Na) is an example of an alkali metal.

Front

What are metalloids?

Back

Metalloids are elements that have properties intermediate between metals and nonmetals. They are found along the staircase line on the periodic table.

Front

Which elements are considered metalloids?

Back

Common metalloids include Boron, Silicon, Germanium, Arsenic, Antimony, and Tellurium.

Front

What is atomic radius?

Back

Atomic radius is the distance from the nucleus of an atom to the outermost shell of electrons. It generally decreases across a period and increases down a group.

Front

Which periodic group has the smallest atomic radius?

Back

Noble Gases have the smallest atomic radius among the periodic groups.

Front

What is electronegativity?

Back

Electronegativity is the ability of an atom to attract and hold onto electrons in a chemical bond.

Front

Which element has high electronegativity?

Back

Fluorine (F) has the highest electronegativity of all elements.

Front

What are halogens?

Back

Halogens are a group of elements in Group 17 of the periodic table, known for their reactivity and tendency to form salts with metals.

Front

Which element is a halogen?

Back

Chlorine (Cl) is an example of a halogen.