Write the chemical formula of the following:
zinc oxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Write the chemical formula of the following:
calcium carbonate
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following acid:
Hydrochloric
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following acid:
Nitric
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following acid:
Sulphuric
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following acid:
Carbonic
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Hydrogen chloride
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Ammonia
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Carbon monoxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Nitric oxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Nitrous oxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Nitrogen dioxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Nitrogen
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Give the formula of the following gas:
Sulphur dioxide
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
Select the correct answer to the statement given below:
An element present in the earth’s crust, atmosphere and the human body.
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
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Select the correct answer from the choice in the bracket.
The formula of caustic soda.
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
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Name the following:
An acid whose formula is ‘H2CO3’.
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
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Name the process by which the components of following mixtures can be separated.
- Iron and sulphur
- Ammonium chloride and sand
- Common salt from sea water
- Chaff and grain
- Water and mustard oil
- Sugar and water
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
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Fill in the blank
In a _______ the substances are not combined chemically.
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
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Select the correct alternative from the choices given for the following statement:
A set of mixture is
[3] Elements, Compounds and Mixtures (Experimental Techniques)
Chapter: [3] Elements, Compounds and Mixtures (Experimental Techniques)
Concept: undefined >> undefined
