A student tests four elements, A, B, C and D.
The table shows the results.
| Element | Appearance at room temperature | Melting point (°C) | Conducts electricity? |
|---|---|---|---|
| A | shiny grey solid | 1538 | yes |
| B | dull yellow solid | 115 | no |
| C | shiny silver solid | 660 | yes |
| D | colourless gas | −219 | no |
Which two elements are metals?
Give one reason from the table for your answer.
Element A is malleable. Element B is brittle.
State what is meant by malleable.
An atom of element C has the electronic structure 2.8.3.
What is the atomic number of element C?
Which group of the Periodic Table is element C in?
Which period of the Periodic Table is element C in?
Element B has the atomic number 16.
Write the electronic structure of an atom of element B.
Complete the sentences about metals and non-metals.
Use words from the list: gain, left, lose, right, share
Metals are found on the ...... of the Periodic Table. When metal atoms react, they ...... electrons. When non-metal atoms react with metal atoms, they ...... electrons.
122 exam-style questions on OCR GCSE Chemistry 2.2 Bonding, covering 2.2.1 Metals, non-metals and the Periodic Table, 2.2.2 Types of chemical bonding and dot and cross diagrams, 2.2.3 Limitations of bonding models, and 2.2.4 Reactivity, atomic number and the modern Periodic Table. Each one has a worked solution and a mark scheme showing where the marks go.