A Level H2 Chemistry 2021 Paper 3 Answers Jun 2026

Which of the following types of bonds is responsible for the high melting point of diamond? Answer: B (Covalent network bonds)

MnO₄⁻(aq) + 8H⁺(aq) + 5e⁻ → Mn²⁺(aq) + 4H₂O(l) A Level H2 Chemistry 2021 Paper 3 Answers

In Kₛₚ calculations, using 2 SF was penalized if titration data had 3 SF. Maintain consistency. Which of the following types of bonds is