AQA GCSE 9-1 science C4.1 atomic structure & periodic table

Which of these is NOT an element?

• Caesium
• Arsenic
• Methane
• Neptunium

Which of these elements is a NON-METAL?

• Francium
• Lithium
• Germanium
• Iodine

What is a COMPOUND?

• Two or more of the same type of atom which are chemically bonded together
• Two or more different atoms which are chemically bonded together
• Two or more different atoms which are NOT bonded together
• Lots of the same type of atom bonded together

How many elements are there in the periodic table? 

• 124
• 110
• 150
• 118

Two or more different substances which are NOT chemically bonded together is a...

• Distillation
• Mixture
• Compound
• Element

Complete this equation: Metal + acid -->

• alkali + non-metal
• salt + hydrogen
• salt + alkali
• salt + water

In the rutherford experiment, alpha particles were fired at gold atoms. 99% of them travelled straight through without changing direction. This showed that...

• 99% of the atom is empty space
• 99% of the atom is made up of particles
• 1% of the atom is empty space
• 1% of the atom is made up of particles

A proton has what charge?

• Neutral (0)
• +1
• +2
• -1

How many protons does Lithium have?

• 1
• 2
• 3
• 4

How many electrons does sodium have?

• 11
• 12
• 13
• 15