Class 8 | Science | Ch 4 | Materials : Metals and Non Metals | NCERT Solutions 1.Which of the following can be beaten into thin sheets? (a) Zinc (b) Phosphorus (c) Sulphur (d) Oxygen Answer: (a) Zinc 2. Which of the following statements is correct? (a) All metals are ductile. (b) All non-metals are ductile. (c) Generally, metals are ductile. (d) Some non-metals are … [Read more...] about Chapter 4 Materials : Metals and Non Metals