Advertisements
Advertisements
प्रश्न
Select the correct answer from the choice given below.
The unreactive non-metallic element
पर्याय
chlorine
argon
sulphur
Advertisements
उत्तर
argon
संबंधित प्रश्न
Define: Elements
Fill in the blank
A pure substance has definite.................. and constant ..............
Is food that we eat a mixture ?
Define the term: Element
Define Elements.
Complete the statement with the correct words.
Acid’s are chemicals which are _____ in taste and derived from plants and ________.
Select the correct answer from A, B, C, D & E for the statement given below :
A metalloid.
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 : ______.
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.
