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प्रश्न
Write the properties of this substance.
Soap
उत्तर
- There are various varieties of soap.
- Certain detergents are solid, while others are liquid. Some soaps are in the form of blocks, while others are in the form of powders.
- Soaps are soluble in water and undergo the formation of soap solutions.
- Soaps are manufactured using a variety of chemicals.
संबंधित प्रश्न
Write the properties of this substance.
Glass
Write the properties of this substance.
Coal
Write the properties of this substance.
Soil
Write the properties of this substance.
Pen
Short Answer Type Question:
Name the naturally occurring hardest substance known.
Find the odd one out from the following:
Find the odd one out from the following:
Materials which can be drawn into wires are called ductile. Which of the following is not a ductile material?
If in figure given above, iron nail is replaced by a wooden stick, will the bulb glow or not? Justify your answer.
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 |
