Advertisements
Advertisements
प्रश्न
Write the molecular formulae for the following compounds
Magnesium (II) acetate
Advertisements
उत्तर
Magnesium (II) acetate – Mg(CH3COO)2
APPEARS IN
संबंधित प्रश्न
What is meant by the symbol of an element ? Explain with examples.
Give the empirical formula of Glucose C6H12O6 .
Name the element in the compound and give the formula of the following compound:
Acetic acid
Write the formula of the following compound:
Potassium hydroxide
Write the formula of the following compound:
Sodium dichromate
Write the formula of the following compound:
Aluminium sulphate
Write the formula of the following compound:
Copper [I] oxide
Write the formula of the following compound:
Copper [II] sulphate
Which of the following represents a correct chemical formula? Name it.
BiPO4
Complete the following crossword puzzle (Fig. 3.1) by using the name of the chemical elements. Use the data given in Table.
| Across | Down | ||
| 2 | The element used by Rutherford during his α–scattering experiment | 1 | A white lustrous metal used for making ornaments and which tends to get tarnished black in the presence of moist air |
| 3 | An element which forms rust on exposure to moist air | 4 | Both brass and bronze are alloys of the element |
| 5 | A very reactive non–metal stored under water | 6 | The metal which exists in the liquid state at room temperature |
| 6 | Zinc metal when treated with dilute hydrochloric acid produces a gas of this element which when tested with burning splinter produces a pop sound. | 8 | An element with symbol Pb |

