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Chemistry 5070 · Cambridge (CAIE) O Level

Structure and Bonding

17 past-paper questions on Structure and Bonding · examined 2020–2025.

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20252 questions

5070/21 · M/J · Q2(a)(i) [2]Sign up to mark my answer →

Explain why graphite has good electrical conductivity. Use ideas about structure and bonding.

5070/21 · M/J · Q3(e) [1]Sign up to mark my answer →

Draw a dot‑and‑cross diagram to show the electronic configuration in a molecule of methane. Show only the outer shell electrons.

20244 questions

5070/11 · M/J · Q5 [1]Sign up to mark my answer →

Statements about graphite and silicon(IV) oxide, SiO2, are given. Which statement is correct?

5070/22 · O/N · Q6(a) [2]Sign up to mark my answer →

Explain why boron nitride has a high melting point. Use the information in Fig. 6.1.

5070/22 · O/N · Q6(b) [1]Sign up to mark my answer →

Explain why hydrazine is a poor electrical conductor. Use the information in Fig. 6.1.

5070/22 · O/N · Q6(c) [1]Sign up to mark my answer →

Complete Fig. 6.2 to show the dot-and-cross diagram for the electronic configuration of hydrazine. Show only the outer shell electrons.

20232 questions

5070/22 · O/N · Q9(a)(i) [3]Sign up to mark my answer →

Use ideas about structure and bonding to explain the difference in the melting points of diamond and iodine.

5070/22 · O/N · Q9(a)(ii) [2]Sign up to mark my answer →

Use ideas about structure and bonding to explain the difference in the electrical conductivities of calcium and iodine.

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