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WorksheetsChemistry quizz
Total questions: 10
Worksheet time: 5mins
Which among the following qualities of iron ore is best based upon iron content
Magnetite
Hematite
Limonite
Siderite
Which among the following element is an essential constituent of acids?
Hydrogen
Nitrogen
Oxygen
Helium
“Atoms can neither be created nor destroyed.” This principle was given by __?
Avogadro
Dalton
Rutherford
Niels Bohr
Calcium Magnesium Silicate is commonly called as ________?
Asbestos
Borax
Baking Soda
Washing soda
Consider the following statements about soaps and detergents:
1. While soaps are sodium salts of fatty acids, detergents are sodium salts of sulphonic acids.
2. Surface tension of water increases on adding detergents and soaps.
Which of the above statements is/are correct?
Only 1
Only 2
Both 1 and 2
Neither 1 nor 2
Consider the following:
1. Nitrous acid
2. Nitric acid
3. Sulfuric acid
4. Hydrochloric acid
Which among the above are common in Acid rains?
Only 1 & 2
Only 2 & 3
Only 2, 3 & 4
Only 1, 2 & 3
What is the ratio of change in configuration to the original configuration called as?
Stress
Strain
Elasticity
Rebound
Which of these is NOT an allotropic form of carbon?
Diamond
Graphite
Fullerene
None of these
Choose the incorrect pair?
Washing soda – Sodium Carbonate
Caustic soda – Sodium Hydrogencarbonate
Acetic acid – Ethanoic acid
Bleaching powder – Calcium oxide
Which of the following is an example of colloidal solution?
Milk
Fog
Smoke
All of the above
