Chemistry atom and compounds

In an atom what is in the nucleus

• Protons and neutrons

• Electrons

• Outer shells

In an atom what is in the outer shell

• Protons

• neutrons

• electrons

• nucleus

Mass is 7

Protons is 4

What is my neutrons ?

• 7-4=3

• 7+4=11

• 4

• 7

The number of electrons is the same as

• protons

• neutrons

• mass

How many electrons are in the first shell

• 2

• 4

• 8

• 0

After the first shell what is the maximum number of electrons a shell can hold

• 8

• 2

• 4

• 0

An elements bigger number is what

• Atomic mass

• proton number

On an element what is the smaller number

• Proton number or atomic number

• Atomic Mass

What size is the nucleus compaired to the atom

• very very very small

• very very very big

• same size

What charge is a proton

• Negative

• positive

• Neutral (0)