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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Brass and bronze are
पर्याय
elements
mixtures
compounds
all of the above
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उत्तर
mixtures
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संबंधित प्रश्न
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture
Give two examples of the following.
Metals which are soft
Give one use of the following substance:
Coal
Indicate whether the following statement is true or false:
Molecules can exist independently.
Tick (√) the correct alternative from the choice given for the following statement
A non-metal which is a good conductor of electricity.
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – two coloured gases (with their colours)
Write the names of elements from the following symbol:
Pt
Elements are the______ form of pure substances.
Name the element which is used for making computer chips.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
