Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

4th April 2023

5 questions · GCSE · 584 questions in this band

1
Bonding, Structure and Properties of Matter
State one reason why simple covalent substances such as chlorine have low melting points.
2
Chemical Bonding: Ionic, Covalent and Metallic
Describe metallic bonding.
3
Structures, Properties and Nanoparticles
State the size range of a nanoparticle.
4
Quantitative Chemistry
A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
5
Moles, Formulae and Equations
Calculate the mass of 0.25 mol of sodium hydroxide, NaOH. (Na = 23, O = 16, H = 1)

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