Question : Which was the first organic compound to be synthesised from inorganic ingredients?
A. Methane
B. Sucrose
C. Acetic Acid
D. Urea
Question Listed : Urea, Chemical,
Question : Which one of the following is used to induce artificial rain?
A. Potassium Nitrate
B. Silver lodide
C. Calcium carbonate
D. Ammonium chloride
Question Listed : Silver Lodide, Chemical,
Question : Which one of the following is extensively used for sterilizing water?
A. Soda powder
B. Borax powder
C. Alum
D. Bleaching powder
Question Listed : Bleaching Powder, Chemical,
Question : Which one of the following elements is used in the manufacture of fertilizers?
A. Aluminium
B. Potassium
C. Lead
D. Flourine
Question Listed : Potassium, Chemical,
Question : Which one of the following chemicals is used in beauty parlours for hair-setting?
A. Sulphur based
B. Iron based
C. Silicon based
D. Phosphorous based
Question Listed : Chemical,
Question : Which one among the following substances evolves heat when dissolved in water?
A. Sodium chloride
B. Glucose
C. Calcium oxide
D. Potassium nitrate
Question Listed : Calcium Oxide, Chemical,
Question : Which of the following was known as Aqua Fortis in ancient times?
A. hydrochloric acid
B. butyric acid
C. sulphuric acid
D. nitric acid
Question Listed : Nitric Acid, Chemical,
Question : Which of the following is the chief constituent of vinegar?
A. acetic acid
B. citric acid
C. formic acid
D. oxalic acid
Question Listed : Acetic Acid, Chemical,
Question : Which of the following has been found to contain anandamide, a neurotransmitter molecule (also known as molecule of extreme pleasure)?
A. chocolate
B. coffee
C. tobacco
D. alcohol
Question Listed : Chocolate, Chemical,
Question : Which of the following chemicals used in photography is also known as hypo?
A. silver nitrate
B. sodium thiosulphate
C. silver iodide
D. silver bromide
Question Listed : Sodium Thiosulphate, Chemical,
Question : Which of the following chemicals is added to LPG to give out a strong smell?
A. Ammonia
B. Hydrogen sulphide
C. Dichloro diflouro methane
D. Ethyl mercaptan
Question Listed : Ethyl Mercaptan, Chemical,
Question : Which of the following acids is used in a car battery
A. carbonic acid
B. nitric acid
C. sulphuric acid
D. hydrochloric acid
Question Listed : Sulphuric Acid, Chemical,
Question : Which of the following acids is contained in the sting of bees and wasps
A. hydrochloric acid
B. oxalic acid
C. acetic acid
D. formic acid
Question Listed : Formic Acid, Chemical,
Question : Which chemical was an important symbol in Indias struggle for freedom?
A. Sodium Chloride
B. Silver Iodide
C. Ammonium Nitrate
D. Acetic acid
Question Listed : Sodium Chloride, Chemical,
Question : When water itself combines chemically with some element of mineral it is called
A. Oxidation
B. Hydration
C. Desilication
D. Carbonation
Question Listed : Chemical,