Chemistry One-Liners for various competitive examinations

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Chemistry One-Liners for various competitive examinations

 

Chemistry
Chemistry

Thank You for landing the Chemistry section page.

Here are some important Chemistry one-liners for students competing for various exams

Watch some of the important points of Chemistry below.

 

1- Carbonic acid (H2CO3) is used in soft drinks.

2-The name catalyst was given by Berzelius

3-Carbon occur in nature in the purest form as Diamond

4-Hydrogen bomb is based on the principle of Nuclear fusion

5-The element common to all acids is Hydrogen

6- Gelatine is used to avoid melting of ice

7-Tooth enamel is made up of Calcium Phosphate

8- Due to the absence of air, dead organisms are transformed into petroleum and natural gas

9- Hydrofluoric acid (HF) is used for etching glass

10- Carbon dioxide gas is responsible for the swelling of bread

11- Most of the explosions in mines occurs due to mixing of Methane with air

12-Natural rubber is a polymer derived from Isoprene

13- Butane gas is used in cigarette lighters

14-Acid rain is due to air pollution by Nitrous Oxide & Sulphur dioxide

15- Red Phosphorous is used in making of safety matches

 

Red Phosphorous
Red Phosphorous

 

 

 

 

 

16- Platinum (Pt) catalyst is used for the synthesis of Sulphuric Acid by Contact Process

17-Ammonia (NH3) is synthesized through Haber’s Process

18- Barium Hydroxide is also known as Baryta Water

19- Deuterium Oxide (D2O) is known as heavy water and used in a nuclear reactor as moderator.

20-Selenium metal is used in a Photoelectric cell

Selenium metal
Selenium metal

 

 

 

 

 

21-Gases used by sea divers for breathing are Oxygen & Helium

22- Calcium hydride is used to prepare fireproof and waterproof clothes.

23-First organic compound Urea synthesized in the laboratory by Friedrich Wöhler.

24-Eggshell is made up of Calcium Carbonate

25-Common preservative in food processing industry is Benzoic Acid

26-Compounds responsible for the permanent hardness of water are Sulphates and Chlorides of Calcium and Magnesium

27- Reyon is known as Artificial Silk.

28- Substance used in Cancer treatment is Cobalt – 60

29- Main ore of Mercury is Cinnabar

30- Chemical name of ‘Washing Soda’ is Sodium Carbonate. 

 

N.B:-

 

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