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प्रश्न
Give an example of two liquids that form heterogeneous mixtures.
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उत्तर
Two liquids that form a heterogeneous mixture are oil and water.
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संबंधित प्रश्न
Differentiate between:
Homogenous and heterogenous substances
Name: a Metal Which is brittle
Name: A form of carbon used as a gem
Fill in the blank
A liquid non-metal is _______.
Indicate whether the following statement is true or false:
Molecules combine to form atoms
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name - a poisonous gas almost as heavy as air.
Elements are classified into – Metals – Non-metals – Metalloids – Noble gases. State which of A, B, C, D is a –
1. Metallic element
2. Non-metallic element
3. Metalloid
4. Noble gas.
A: Is non-malleable, non-ductile & a poor conductor of electricity ___________
B: Has lustre, is malleable and ductile & a good conductor of heat ___________
C: Is unreactive and inert and present in traces in the air _________
D: Shows properties of both metals and non-metals ___________
Explain the term ‘mixture’.
Differentiate metals and non-metals.
Oxygen is very essential for us to live. It forms 21% of air by volume. Is it an element or compound?
