Chemistry of life

What is an atom

• the smallest unit of life

• the smallest unit of matter

• makes up stuff

• a type of molecule

What is the positive charge in the nucleus

• proton

• neutron

• protein

• electron

what is the neutral part of an atom

• proton

• nucleus

• neutron

• electron

what is the negative part of an atom

• proton

• electrode

• electron

• nucleus

What are the three sub-atomic particles of an atom

• protons, nucleus, electrodes

• proteins, neutrons, electrons

• Protons, neutrons, electrodes

• protons, neutrons, electrons

Are electrons found in the nucleus?

• True

• False

Who discovered the atom

• Demetri

• Democritus

• Devinci

• Dalton

What is an element

• the purest form of substance that is made of only one type of atom

• when one or more atoms bond together

• when electrons are shared between atoms

• when an electron is transferred from one atom to another

What is an compound

• the purest form of substance that is made of only one type of atom

• when one or more atoms bond together in definite measures

• when electrons are shared between atoms

• when an electron is transferred from one atom to another

What is an ionic bond

• the purest form of substance that is made of only one type of atom

• when one or more atoms bond together in definite measures

• when electrons are shared between atoms

• when an electron is transferred from one atom to another