Basics of Chemistry

How many electrons does Carbon have?

• 12.011

• 12

• 5

• 6

What does the atomic number tell us?

• The weight

• # of neutrons

• # of protons

• # of electrons

Ionic bonds are when

• electrons are shared

• electrons are transferred

• protons are shared

• protons are transferred

Covalent bonds form when

• protons are shared

• electrons are shared

• protons are transferred

• electrons are transferred

What are the parts of an atom? CLICK all that apply.

• neutrons

• protons

• neurons

• electrons

If Na gives away an electron to Cl, what bond forms?

• Hydrogen

• Ionic

• Covalent

• Compound

The mass of Iodine is ______________.

• 53

• 126.9

• 17

• 5

The MASS of an atom is equal to

• protons and electrons

• electrons and neutrons

• protons and neutrons

• proton, electrons and neutrons

What are two characteristics of atoms?

• They occupy space and time

• They have mass and weight

• They occupy volume and substance

• They have mass and occupy space

All matter is made up of:

• grams

• atoms

• centimeters

• sugars