Advertisements
Advertisements
Question
Write the molecular formulae for the following compounds and name the elements present of Common salt.
Advertisements
Solution
Common salt — NaCl
Element present are: Sodium and chlorine.
APPEARS IN
RELATED QUESTIONS
Write the molecular formula for the oxide and sulphide of following elements of Calcium
A solution of a substance ‘X’ is used for white washing.
(a) Name the substance ‘X’ and write its formula.
(b) Write the reaction of the substance ‘X’ named in (a) above with water.
Write the molecular formulae of Hydrogen sulphate (sulphuric acid).
Write the molecular formulae of Calcium hydroxide.
Copper having electronic configuration 2,8,18,1 exhibits variable valency. Give a reason for the same and name the compound CuCI and CuCl2.
Write the chemical formula of the following compound in a step-by-step manner –
Potassium dichromate
Write the chemical formula of the following compound in a step-by-step manner –
Magnesium nitride
Write the chemical formula of the following compound in a step-by-step manner –
Iron [III] chloride
Complete the statement given below by filling in the blank with the correct word.
The formula of silver [I] chloride 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+ |
