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प्रश्न
Give two applications of chromatography.
उत्तर
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संबंधित प्रश्न
Find the atomicity of the Following molecule:
Calcium Chloride
Tick (√) the correct alternative from the choice given for the following statement.
Sugar is a compound which consists of the elements
Tick (√) the correct alternative from the choice given for the following statement
A non-metal which is a good conductor of electricity.
Tick (√) the correct alternative from the choice given for the following statement
A gaseous non-metal.
Write an answer to the following question in your own words.
Which elements (metals and non-metals), compounds and mixtures do we use in our day-to-day life?
Select the correct answer from A, B, C, D & E for the statement given below :
A non-metal that is lustrous.
Atoms: Fundamental particle of an element::______ : Fundamental particles of a compound.
What are elements? What are they made of?
Differentiate metals and non-metals.
Match the following:
| 1. | Co2 | a. | Robert Boyle |
| 2. | Sulfur | b. | Making mobile phones |
| 3. | Element | c. | triatomic molecule |
| 4. | Gallium | d. | Polyatomic molecule |
