Question
Classify the substances given in into elements and compounds:
| Elements | Compounds |
| Cu | Sand |
| O2 | H2O |
| Zn | CaCO3 |
| F2 | NaCl(aq) |
| Hg | |
| Diamond(Carbon) | |
Wood is neither an element nor compound. It is a mixture.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
A body with an initial velocity x moves with a uniform acceleration y. Plot its velocity-time graph.
Name two cell organelles, which contain their own genetic material.
Name the plant tissue found in the husk of coconut and also identify the chemical which is responsible for its stiffness.