Advertisements
Advertisements
प्रश्न
Give reason: A frying pan is made up of steel but its handle is made up of wood.
उत्तर
Steel is a good conductor of heat to cook food, the pan is made of steel whereas wood is an insulator of heat, and to hold, handle is made up of wood.
APPEARS IN
संबंधित प्रश्न
Classify the following substances into compounds and mixtures:
Differentiate between the following.
Filter Paper and Alum
Name: a Non-metal Which is a Good Conductor of Electricity.
Name: the Hardest Naturally Occurring Substance
Indicate whether the following statement is true or false:
Molecules can exist independently.
Indicate whether the following statement is true or false:
Molecules combine to form atoms
Give the name of the radical - SO4
Explain the difference between Atoms and molecules.
‘The modern periodic table consists of elements arranged according to their increasing atomic numbers’. With reference to elements with atomic numbers 1 to 20 only in the periodic table – differentiate them into – metallic elements, metalloids, non-metals & noble gases.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
