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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement
A gaseous non-metal.
विकल्प
Oxygen
Diamond
Zinc
Graphite
Gold
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उत्तर
Oxygen
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संबंधित प्रश्न
Define: Elements
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Give two examples of Metals.
Tick (√) the correct alternative from the choice given for the following statement.
Sulphur and carbon are
Complete the statement given below by filling in the blank with the correct word.
From the elements nitrogen, chlorine, bromine, the element present in the atmosphere is ________.
Select the correct answer from the choice in the bracket.
The positively charged particle of an atom.
Match the following.
| 1. | Element | Made up of molecules |
| 2. | Compound | Impure substance |
| 3. | Colloid | Settles down on standing |
| 4. | Suspension | Pure substance |
| 5. | Mixture | Made up of atoms |
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal other than carbon that shows allotropy.
What is the Latin name of Sodium?
Reason out
Elements are called semimetals.
