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प्रश्न
Give two examples of Non-metals.
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उत्तर
Examples of Non-metals: Carbon are sulphur, oxygen.
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संबंधित प्रश्न
Name: a non-metal which is lustrous
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Tick (√) the correct alternative from the choice given for the following statement
A metal which is brittle
Give the name of the radical - OH
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
Select the correct answer from the choice in the bracket.
The positively charged particle of an atom.
Match the separation of components in List I with the most appropriate process in List II.
| List I | List II |
| 1. Naphthalene from naphthalene & sodium chloride. | A: Separating funnel |
| 2. Cream from milk. | B: Sublimation |
| 3. Kerosene oil from kerosene oil & water. | C: Boiling |
| 4. Lead nitrate from an aqueous solution of lead nitrate. | D: Centrifugation |
| 5. Ammonia from an aqueous solution of ammonia. | E: Distillation |
Elements : Combine to form compounds :: Compounds : ______.
An element is sonorous and highly ductile. Under which category would you classify this element? What other characteristics do you expect the element to possess?
Higher-Order Thinking questions:
Why is hydrogen considered an element?
