Daily Practice - 13+ Common Entrance
Common Entrance english, maths and science.
12th March 2026
- 1Chemistry: Materials
A block of wood has a mass of 60 g and a volume of 80 cm^3. Calculate its density.
- 2Chemistry: Acids, Reactions and the Periodic Table
Complete the word equation: hydrochloric acid + sodium hydroxide produces ___ + ___.
- 3Chemistry: The Periodic Table and Separating Mixtures
State the property used to arrange the elements in order in the modern periodic table.
- 4Chemistry: Reactions, Energy and Rates
In the disappearing cross experiment, a student times how long it takes for a cross under the flask to disappear from view. Explain why a shorter time indicates a faster reaction.
- 5Chemistry: Metals, the Reactivity Series and Environmental Chemistry
A piece of magnesium ribbon is added to silver nitrate solution. State whether a displacement reaction would occur, and explain why.
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