23 Questions
What are the basis of human life on earth?
Organic compounds
What happens when a substance changes from a liquid to a solid state?
It solidifies
What is the element that is the backbone of organic molecules?
Carbon
What is the term for the self-linking capacity of carbon?
Catenation
What type of polymer is phenolic resins?
Thermosetting polymer
What is the process used to deposit one metal over another metal?
Electroplating
What is the term for organic matter that can be burned to produce energy?
Biomass
What is an example of a starch crop biomass feed?
Sugar cane
What type of fuel gives enormous amount of energy?
Nuclear
Which of the following is an example of a neutral refractory?
Silica
What is the pH range of a basic solution?
Greater than 7
What is the atomic mass of Na?
23
What is the correct formula for silver nitrate?
AgNO3
What is the chemical formula for ethanol?
C2H5OH
What is the saponification of a fat or oil done with?
KOH
How can the problem of solid waste disposal be reduced?
Recycling
What type of industry produces metal as waste?
Electroplating
Which of the following can be recycled many times?
Aluminum
What is bio ethanol also called as?
Methylated spirit
What type of glass is manufactured in the highest amount?
Soda-lime
Which is the first city to establish a system of waste removal?
Athens
Metal is produced as waste in industries like which of the following?
Electroplating
Soaps are based on which type of detergents?
Oil
Study Notes
Chemical Properties and Reactions
- When a substance bursts, it solidifies.
- Carbon has a self-linking capacity called catenation.
- Organic compounds are the basis for human life on earth.
Polymers
- Phenolic resins are a type of thermosetting polymer.
- Vulcanized rubber exhibits a lower value of molar cohesion.
Electroplating
- Electroplating is the process of depositing one metal over another metal.
- Zinc is plated on steel, and the anode is made up of zinc.
- Electroplating is used in industries like electroplating.
Industrial Production
- On an industrial scale, sodium metal is prepared by electrolysis of fused NaCl.
- Bio-mass often refers to organic matters.
- Starch crops are an example of biomass feed, such as corn.
Biofuels
- Bio-ethanol is decanted alcohol, also known as methylated spirit.
- Recycling can reduce the problem of solid waste disposal.
Metals and Waste Management
- Metal is produced as waste in industries like electroplating.
- Athens was the first city to establish a system of waste removal.
- Soaps are oil-based, soapy detergents.
- Aluminum can be recycled many times.
Chemistry Formulas
- The atomic mass of Na is 23.
- The saponification of a fat or oil is done with NaOH.
- Methane is represented by CH4.
- Ethanol is represented by C2H5OH.
Fuels and Energy
- Nuclear fuels give an enormous amount of energy.
- Dolomite is an example of a neutral refractory.
Acidity and pH
- If pH value is greater than 7, the solution is basic.
- If pH value is less than 7, the solution is acidic.
- Silver nitrate is represented by AgNO3.
Waste Management and Electrolytes
- Recycling can reduce the problem of solid waste disposal.
- Metal is produced as waste in industries like electroplating.
- As an electrolyte, water is a weak electrolyte.
- Soda-lime glass is manufactured in the highest amount.
- Aluminum can be recycled many times.
Test your knowledge of fundamental chemistry concepts, including properties of elements and compounds.
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