Q. Stainless steel is an example of
1) A metallic compound
2) A homogeneous mixture
3) A heterogeneous mixture
4) An inorganic compound
Q. Select the one which is not a mixture
1) Air
2) Gasoline
3) LPG
4) Distilled water
Q. Which of the following elements is not present in stainless steel
1) Iron
2) Trungsten
3) Chromium
4) Nickel
Q. Which one of the following statements is NOT correct?
1) The presence of NaCl increases the rate of setting of Plaster of Paris
2) Gypsum is added to the cement to slow down its rate of setting
3) All alkaline earth metal form hydrated salts
4) Barium and Strontium are found free in nature.
Q. With reference to ionic compounds, consider the following statements:
1. Ionic compounds are insoluble in alcohol.
2. Ionic compounds in the solid state are good conductors of electricity.
Which of the statements is/are correct?
1) Only 1
2) Only 2
3) Both 1 & 2
4) Neither 1 nor 2
Q. Which of the following is produced during the formation of photochemical smog?
1) Hydrocarbons
2) Nitrogen Oxides
3) Ozone
4) Methane
Q. Regarding the atom of a chemical element, the magnetic quantum number refers to
1) orientation
2) shape
3) size
4) spin
Q. Consider the following statements:
The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is
1. To keep washing powder dry
2. To maintain the alkalinity of the powder
Which of the statements is/are correct?
1) Only 1
2) Only 2
3) Both 1 & 2
4) Neither 1 nor 2
Q. Which one of the following statement is correct?
1) Liquid Sodium is employed as a coolant in nuclear reactors
2) Calcium carbonate is an ingredient of toothpaste
3) Bordeaux mixture consists of Sodium sulphate and lime
4) Zinc amalgams are used as a dental filling
Q. Consider the following statements:
1. Steam at 100 degree C and boiling water at 100 degree C contains same amount of heat.
2. Latent heat of fusion of ice is equal to the latent heat of vaporization of water.
3. In an air-conditioner, heat is extracted from the room-air at the evaporator coils and is rejected out at the condenser coils.
Which of these statements is/are correct?
1) 1 & 2
2) 2 & 3
3) Only 2
4) Only 3
Interior design is a fun and creative field. It mixes art and practicality to make spaces look good and work well. With more people wanting great places to live and work, the need for skilled interior designers is rising. Let’s look at what it takes to have a career in interior design, including nee →
Foundation Date: December 8, 1991 Headquarters: The Republic of Belarus Executive Secretaries: Sergei Lebedev Member Countries: 12 Commonwealth of Independent States (CIS) was established on December 8, 1991, and the leaders of the Republic of Belarus, the Russian Federation, and Ukraine signed an a →
In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →
Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →
If you contribute your content to our site. Please mail us your content to editor@onlinegk.net