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प्रश्न
Match the compounds in List I – 1 to 20 with their correct formulas from in List II-A to T.
| List I | List II | ||
| 1 | Hydrochloric acid | A | NaCI |
| 2 | Potassium Hydroxide | B | NaOH |
| 3 | Sulphuric Acid | C | KCI |
| 4 | Zinc Hydroxide | D | Ca(OH)2 |
| 5 | Sodium Chloride | E | CaS |
| 6 | Nitric Acid | F | CuSO4 |
| 7 | Calcium Hydroxide | G | CaCO3 |
| 8 | Carbonic Acid | H | NH4CI |
| 9 | Sodium hydroxide | I | HCI |
| 10 | Copper sulphate | J | ZnO |
| 11 | Potassium Chloride | K | HNO3 |
| 12 | Calcium Carbonate | L | H2CO3 |
| 13 | Magnesium Sulphide | M | MgS |
| 14 | Zinc Sulphate | N | MgO |
| 15 | aluminium Hydroxide | O | KOH |
| 16 | Sodium Carbonate | P | ZnSO4 |
| 17 | Calcium Sulphide | Q | Na2CO3 |
| 18 | Magnesium Oxide | R | H2SO4 |
| 19 | Zinc Oxide | S | AI(OH)3 |
| 20 | Ammonium Chloride | T | Zn(OH)2 |
उत्तर
| List I | List II | ||
| 1 | Hydrochloric acid | I | HCI |
| 2 | Potassium Hydroxide | O | KOH |
| 3 | Sulphuric Acid | R | H2SO4 |
| 4 | Zinc Hydroxide | T | Zn(OH)2 |
| 5 | Sodium Chloride | A |
NaCI |
| 6 | Nitric Acid | K | HNO3 |
| 7 | Calcium Hydroxide | D | Ca(OH)2 |
| 8 | Carbonic Acid | L | H2CO3 |
| 9 | Sodium hydroxide | B | NaOH |
| 10 | Copper sulphate | F | CuSO4 |
| 11 | Potassium Chloride | C | KCI |
| 12 | Calcium Carbonate | G | CaCO3 |
| 13 | Magnesium Sulphide | M | MgS |
| 14 | Zinc Sulphate | P | ZnSO4 |
| 15 | aluminium Hydroxide | S | AI(OH)3 |
| 16 | Sodium Carbonate | Q | Na2CO3 |
| 17 | Calcium Sulphide | E | CaS |
| 18 | Magnesium Oxide | N | MgO |
| 19 | Zinc Oxide | J | ZnO |
| 20 | Ammonium Chloride | H | NH4CI |
संबंधित प्रश्न
Classify the following substances into compounds and mixtures:
Name: Three different forms of carbon
Name A substance used as an insulator.
Indicate whether the following statement is true or false:
Molecules can exist independently.
Classify substances into pure and impure substances in the form of a chart or tabulation.
Write the names of elements from the following symbol:
Pt
Elements are broadly classified into metals and non-metals. State six general differences in the physical properties of metals and non-metals. State two metals and two non-metals which contradict with the general physical properties – giving reasons. State one difference in property between metalloids and noble gases.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Differentiate metals and non-metals.
Reason out
Elements are called semimetals.
