Chemical Bonds Comprehension Questions 1

Front

Lump of coal, diamond, and pencil lead share what commonality?

Back

Made of carbon.

Front

Chemical bonding is the process of joining atoms together.

Back

Chemical bonding.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Front

Chemical bond formation

Back

Sharing or exchanging electrons to fill outer energy levels.

Tags

NGSS.HS-PS1-1

Front

When a chemical bond forms:

Back

Atoms are held together by attractive forces.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Front

Properties of ionic compounds:

Back

High melting & boiling points; brittleness.

Tags

NGSS.HS-PS1-3

Front

Rule stating elements form compounds for 8 valence electrons.

Back

Octet rule

Front

Covalent compounds have lower melting and boiling points than ionic compounds because...

Back

It takes less energy to pull individual molecules apart.

Front

Property of ionic compounds:

Back

Brittle and can shatter under pressure.

Front

Type of bond formed by sharing electrons between atoms?

Back

Covalent bond

Tags

NGSS.HS-PS1-1

Front

Type of bond formed by electron transfer?

Back

Ionic bond