★ Key Scientific Tables & Anatomical Diagrams Extracted from Official Curricula
💡 Core Diagrams & Reference Data: All data, reference comparison tables, and anatomical figures have been accurately digitized from official curriculum textbooks.
🔬 figurediagram1
Scientific details and precise observational breakdown:
- & From the opposite figure, answer the following :
- 1. What is the name of the resulted gas from the reaction (1) ?
- 3. Mention the type of the reaction happened in both tubes (1)
- and (2), showing that by symbolic equations. (1)
- Question 3] 5 marks |
- ® Put () or (x):
- 1. The reaction : Cl, + 2e° ——» 2CTI , represents oxidation process. ( )
- 2. The reactions of the covalent compounds are slow. ( )
- 3. Mercury causes the corrosion of the gold when they touch each other because
- it is more active than gold. ( )