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प्रश्न
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 ________.
उत्तर
From the elements nitrogen, chlorine, bromine, the element present in the atmosphere is Nitrogen.
संबंधित प्रश्न
Name: a Metal Which is brittle
Define: Molecule
Give reason: Graphite is used to make a lead of the pencils.
Complete the statement given below by filling in the blank with the correct word.
The basic unit of an element is an __________.
Select the correct answer from the choice given below.
A group of atoms of elements
Select the correct answer to the statement given below:
A compound containing carbon, oxygen and calcium.
Select the correct answer to the statement given below:
A metalloid
Give a reason for the following statement :
The filter paper made into a cone & placed in a funnel for filtering out the solid particles in a solid-liquid mixture should be moistened before placing it.
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 |
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two or more coloured constituents are soluble in some solvent.
