Advertisements
Advertisements
प्रश्न
Write the chemical formula of the following compound in a step-by-step manner –
Sodium bisulphate
उत्तर
Write the formula of
| Sodium bisulphate | Symbol | valency |
| Sodium | \[\ce{Na}\] | \[\ce{1^+}\] |
| Bisulphate | \[\ce{HSO4}\] | \[\ce{1^-}\] |
Step I – Write each symbol with its valency.
Positive ion is written first
\[\ce{Na}^{1+}\] \[\ce{[HSO4]}^{1-}\]
Step II – Interchange the valencies and ignoring signs.
The Formula is \[\ce{NaHSO4}\]
APPEARS IN
संबंधित प्रश्न
Define of Molecular formula.
Write the molecular formulae of Iron (III) chloride
Write the molecular formulae of Sodium hydroxide
Write the molecular formulae of Ammonium carbonate.
Write the chemical formula of the following compound in a step-by-step manner –
Potassium nitrate
Write the chemical formula of the following compound in a step-by-step manner –
Calcium hydroxide
Write the chemical formula of the following compound in a step-by-step manner –
Potassium sulphate
Write the chemical formula of the following compound in a step-by-step manner –
Copper [II] oxide
Complete the statement given below by filling in the blanks with the correct words.
The valency of iron in FeO is _______ of chlorine [chloride] in CaCl2 is ________ and of dichromate in K2 Cr2 O7 is ________.
Match the statements – 1 to 10 below with their correct answers from – A to J.
| Column I | Column II |
| 1. Elements having valency of two. | A: Br1− |
| 2. An anion | B: Divalent |
| 3. A gaseous non-metal | C: Reactants |
| 4. A cation. | D: Ammonium |
| 5. The term used for the substances which take part in the chemical reaction | E: Nitric oxide |
| 6. The meaning of the symbol ‘Δ’ over the arrow in a chemical equation. | F: Nitrogen |
| 7. The chemical name for nitrogen monoxide. | G: Zero |
| 8. A radical containing nitrogen and hydrogen only | H: Nitrous oxide |
| 9. The chemical name for dinitrogen oxide | I: Heat required |
| 10. The valency of noble gases | J: K1+ |
