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प्रश्न
Fill in the blank
A diatomic gaseous element is _______.
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उत्तर
A diatomic gaseous element is oxygen.
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संबंधित प्रश्न
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Classify the following substances into elements and compounds
Mercury, sulphur, sugar, water, sand, gold, carbon, oxygen, alcohol, iron, marble, baking soda.
Define:
Atomicity
What is meant by 2H and H2
What is meant by H20 and 3H2O
Name: Three different forms of carbon
Fill in the blank
The most abundant element in the earth’s crust is _______.
Indicate whether the following statement is true or false:
Metals can be polished.
Complete the statement with the correct words.
Acid’s are chemicals which are _____ in taste and derived from plants and ________.
Oxygen is very essential for us to live. It forms 21% of air by volume. Is it an element or compound?
