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प्रश्न
Write the properties of this substance.
Salt
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उत्तर
- Salt is a solid chemical compound that is particulate.
- It is soluble in water but inert in kerosene.
- It is salty to taste. It dissolves in water and generates a salt solution.
संबंधित प्रश्न
Short Answer Type Question:
Metals have lustre (shine). Give the reason why some metal articles become dull and loose their shine.
Short Answer Type Question:
Metals generally occur in solid state and are hard. Name a metal that exists in liquid state and a metal that is soft and can be cut with knife.
Short Answer Type Question:
Name the naturally occurring hardest substance known.
Short Answer Type Question:
Why is water called a universal solvent?
Long Answer Type Question:
Write an experiment to show that our palm is translucent.
List all items known to you that float on water. Check and see if they will float on an oil or kerosene.
Find the odd one out from the following:
Find the odd one out from the following:
Which among the following materials would you identify as soft materials and why?
Ice, rubber band, leaf, eraser, pencil, pearl, a piece of wooden board, cooked rice, pulses and fresh chapati.
During summer holidays, a group of children collected a lump of salt, green grass, broken glass piece, a small thermocol box, pen, iron nail, glass marbles, hair, naphthalene ball, a piece of sugar candy (mishri) and tried to group them on the basis of properties given in table below. Help them in filling the table.
| Name of the material |
Appearance (Hard/Soft) |
Transparency (Transparent/ Translucent/ Opaque) |
Floats/ Sinks in water |
Soluble/ Insoluble in water |
