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प्रश्न
Give one example for the following types of mixtures:
liquid-gas homogenous mixture
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उत्तर
Liquid-gas homogenous mixture — Air
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संबंधित प्रश्न
Indicate whether the following statement is true or false:
Molecules combine to form atoms
Indicate whether the following statement is true or false:
Noble gases are high reactive
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
Select the correct answer from the choice given below.
The element which is malleable
Write the names of elements from the following symbol:
Zn
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.
The first letter of an element is always written in ______ letter.
Match the following.
| 1. | Element | Made up of molecules |
| 2. | Compound | Impure substance |
| 3. | Colloid | Settles down on standing |
| 4. | Suspension | Pure substance |
| 5. | Mixture | Made up of atoms |
Name the process associated with the following
A fine beam of light entering through a small hole in a dark room illuminates the particles in its paths.
How are elements classified?
