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प्रश्न
A substance which can change its state
पर्याय
wood
oxygen
paper
cloth
उत्तर
oxygen
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संबंधित प्रश्न
State three main characteristics of the particles of matter.
Name the terms for the process due to which a solid directly changes into its vapours.
Define Intermolecular force of attraction.
Fill in the blank
Water boils at ______
Give reason :
A gas fills up the space available to it.
Match the arrangement of atoms in the three states of matter in List I with the correct state in List II.
| List I | List II |
| 1. Arrangement of atoms, very closely packed | A: Solids |
| 2. Interparticle space is maximum | B: Liquids |
| 3. Force of attraction between particles is very weak | C: Gases |
| 4. Movement of particles is about their own position | |
| 5. Particles in the state of matter are slightly compressible and not closely packed. |
Give a reason for the following:
Globules of mercury kept in a petri dish, which is shaken slowly, come together forming a big globule.
Write scientific reasons.
Lemon sherbat has a sweet, sour and salty taste, and it can be poured into a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
