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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 ________.
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उत्तर
From the elements nitrogen, chlorine, bromine, the element present in the atmosphere is Nitrogen.
संबंधित प्रश्न
Define: Elements
Choose the most appropriate answer
A solvent of Iodine is
What is the difference between a pure substance and a mixture ?
Match the Columns:
| Column A | Column B | ||
| (a) | Metals | (i) | Non-Reactive |
| (b) | Molecules | (ii) | Brittle |
| (c) | Non-Metals | (iii) | Lustrous |
| (d) | Noble Gases | (iv) | Smallest unit of Compound |
Tick (√) the correct alternative from the choice given for the following statement.
The most abundant elements in the universe are
Write the names of elements from the following symbol:
Zn
‘An atom is the basic unit of an element’. Draw a diagram of an atom – divisible as seen today.
Give an example of two liquids that form heterogeneous mixtures.
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.
Higher Order Thinking Skills.
In the diagram given below, the circle, square and triangle represent the atoms of different elements.
Identify all combinations that represent
- molecule of a compound
- molecule of an element consisting of two atoms
- molecule of an element consisting of three atoms
