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  1. Sodium kept in?

Answer: Kerosene

 

  1. Cooking gas contains more than 90%?

Answer: Butane

 

  1. Purest form of Carbon?

Answer: Diamond

 

  1. Biogas mainly contains?

Answer: Methane

 

  1. The most abundant Alkali metal is?

Answer: Sodium

 

  1. The metal used for Galvanisation of Iron sheets?

Answer: Zinc

 

  1. The wire of flash bulb is made up of?

Answer: Magnesium

 

  1. The content of the LPG Cylinder is in the form of?

Answer: Liquid

 

  1. Aspirin was invented by?

Answer: Felix Hoffmann

 

  1. Which catalyst used in the manufacture of Sulphuric Acid?

Answer: Vanadium Pentoxide

 

  1. Which instrument is used for the preparation of Hydrogen Sulphide in the laboratory?

Answer: Kipp’s Apparatus

 

  1. The raw materials from which Rayon is manufactured?

Answer: Cellulose

 

  1. Mercury is a?

Answer: Metal

 

  1. Gases used in cigarette lighters?

Answer: Butane

 

  1. The raw material used in the manufacture of Cement?

Answer: Limestone and Gypsum

 

  1. Freon-12 is used as?

Answer: Herbicide

 

  1. Mineral present in School Chalk?

Answer: Gypsum

 

  1. The material that is present in photo films?

Answer: Silver

 

  1. Lead pencil consists of?

Answer: Clay and Graphite

 

  1. Number of Hydrogen Isotopes?

Answer: 3

 

  1. Oil of Vitriol is?

Answer: Sulphuric acid

 

  1. White Vitriol?

Answer: Zinc Sulphate

 

  1. Substance is popularly known as Super Liquid?

Answer: Liquid Helium

 

  1. Number of terminals in a Battery?

Answer: Two

 

  1. Avagadro’s Law is applicable to?

Answer: Gases

 

  1. Chemical element has the atomic number 1?

Answer: Hydrogen

 

  1. One most important compound responsible for Ozone Layer Depletion is?

Answer: Chloroflurocarbons

 

  1. Town gas is?

Answer: Coal gas

 

  1. The sweetest sugar is?

Answer: Fructose

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