Study Guide Chemistry IB 10

Front

What are the representative elements in the periodic table?

Back

The representative elements are groups 1, 2, and 13-18, which include the Alkali Metals, Alkaline Earth Metals, Halogens, and Noble Gases.

Front

What is ionization energy?

Back

Ionization energy is the energy required to remove an electron from an atom or ion.

Front

What is electronegativity?

Back

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

Front

What is the range for Polar Covalent Bonds?

Back

The range for Polar Covalent Bonds is 0.4 to 1.7 on the Pauling scale.

Front

What are atoms?

Back

Atoms are the smallest units of matter that retain the properties of an element.

Front

Which group do Halogens belong to in the periodic table?

Back

Halogens belong to Group 17, which is next to the Noble Gases.

Front

What are Alkali Metals?

Back

Alkali Metals are the elements in Group 1 of the periodic table, known for being highly reactive.

Front

What are Alkaline Earth Metals?

Back

Alkaline Earth Metals are the elements in Group 2 of the periodic table, known for having two electrons in their outer shell.

Front

What is the significance of the Noble Gases?

Back

Noble Gases are in Group 18 and are known for their lack of reactivity due to having a full valence shell.

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond formed by the sharing of electron pairs between atoms.