Daily Practice · GCSE Science

Daily Practice - GCSE Science

27th December 1996

5 questions · GCSE · 584 questions in this band

1
Bonding, Structure and Properties of Matter
A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
2
Chemical Bonding: Ionic, Covalent and Metallic
Give the charge on an ion formed by a group 2 element.
3
Structures, Properties and Nanoparticles
Why does simple molecular carbon dioxide have a much lower melting point than giant covalent silicon dioxide?
4
Quantitative Chemistry
Calculate the number of moles in 20 g of calcium carbonate. (Mr = 100)
5
Moles, Formulae and Equations
State the value of the Avogadro constant and what it counts.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1996, including the monthly compilation PDF.