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प्रश्न
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
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संबंधित प्रश्न
Tick the most appropriate answer.
The constituents of a mixture are present in
- a fixed ratio
- a variable ratio,
- the ratio of 2: 1
- none of these
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Select the correct answer from the choice in the bracket.
The least reactive metal.
Give a reason for the following statement:
Components in a mixture are present in varying proportions and not in a fixed proportion.
Give an example of two liquids which form homogenous.
Elements are the______ form of pure substances.
State true of false. If false, give the correct statement.
Two different elements may have similar atoms.
What are elements? What are they made of?
Give the chemical formula for cane sugar.
