Atomic structure, elements and the periodic table quiz

Which particle in the atom has a positive charge?

• a

• b

• c

• none of these

How many electrons are shown in this picture?

If an atom has 5 protons, how many electrons will it have?

• 0

• 5

• 10

• 15

What happens when a proton is next to an electron?

• A proton and an electron have no interaction when close together.

• A proton and an electron repel each other due to their opposite charges.

• A proton and an electron attract each other due to their opposite charges.

• A proton and an electron combine to form a neutron.

What is an element?

• An element is a pure substance made of only one type of atom.

• An element is a type of chemical bond between atoms.

• An element can be broken down into simpler substances.

• An element is a mixture of different atoms.

Question: what table do we put elements into to organise them?

Answer: the ________ table

How many protons does hydrogen have?

• 1
• 3
• 2
• 0

What is the mass number of fluorine (F)?

• 17
• 19
• 20
• 18

How many neutrons does fluorine (F) have?

• 11
• 9
• 10
• 8

What is the chemical symbol for the element calcium?

• C
• Cl
• Cal

• Ca