Chemistry 10

അമോണിയ, കാർബൺ ഡയോക്സൈഡ്, ഹാലൊജനുകൾ തുടങ്ങിയവയുമായി ബന്ധപ്പെട്ട ചോദ്യങ്ങളാണ് ഇന്നത്തെ പാഠത്തിൽ

• Which is called as Fools gold

                    Iron Pyrites

• Which is called as White gold

                    Platinum, Cashew nut

• Which is called as Flowing gold

                    Petroleum

• Which is called as Black gold

                    Petroleum, Pepper

• Which is called as Blue gold

                    Water

• Which is called as Green gold

                    Vanila

• Which is called as Blac diamond

                    Coal

• TNT stands for

                    Tri Nitro Toluene

• Acids used in manufacturing of TNT

                    Mixture of concentrated Nitric acid and sulphuric acid

• Ammonia is a compound of 

                    Nitrogen and Hydrogen (NH3)

• Process of manufacturing Ammonia industrially

                    Haber Process

• Catalyst used in Haber process

                    Iron

• Gaseous ammonia was first produced by 

                    Joseph Priestly

• Most soluble gas in water

                    Ammonia

• Only gas which shows alkaline nature

                    Ammonia

• Intermediate gaseous product formed in the decaying process of dead organisms

                    Ammonia

• Substance which is used as coolant in ice plants

                    Ammonia

• Substance which is used as coolant in refrigerators

                    Freon

• Acid which is used to identify ammonia

                    Nessler's reagent

• Color of ammonium chloride

                    White

• Major green house gases are

                    Carbon dioxide, Methane, Nitrous oxide

• Gas mainly causes global warming

                    Carbon dioxide

• Solid carbon dioxide is called as 

                    Dry Ice

• Gas which is released during the process of fermentation

                    Carbon dioxide

• Amount of Carbon dioxide in atmosphere

                    0.03%

• Gas which turns milk of lime milky

                    Carbon dioxide

• Gas used as fire extinguisher

                    Carbon dioxide

• Gas released due to the partial burning of substances

                    Carbon monoxide

• Gas present in soda water

                    Carbon dioxide

• The name Halogen means

                    Salt former

• Halogens which are extracted from sea water

                    Chlorine, Bromine, Iodine

• Element which is least metallic in nature

                    Fluorine

• Element which has highest reactivity or electro negativity

                    Fluorine

• Second most electro negative element

                    Oxygen

• Which is called as super halogen

                    Fluorine

• Which is called as synthetic halogen

                    Astatine

• Which is called as solid halogen

                    Iodine

• Which is called as pseudo halogen

                    Cyanogen

• Most abundant halide present in earth's crust

                    Fluoride

• Gas which is used for purifying water (using in swimming pools)

                    Chlorine

• Solvent used as an anaesthetic

                    Chloroform

• Compound of chlorine used in plastics

                    Poly Vinyl Chloride (PVC)

• Element used as a bleaching agent either in solid or liquid form

                    Chlorine

• Halogen which is present in liquid form in nature

                    Bromine

• Non metal that exists in liquid state at room temperature

                    Bromine

• Most commonly used halogen available as tablet

                    Iodine

• Element which is abundant in sea weeds

                    Iodine

• Color of carbohydrate in Iodine

                    Dark Blue

• Chemical used in photographic films

                    Silver bromide

• Substances using for artificial raining

                    Silver Iodide, Dry Ice

• Rarest element in earth

                    Astatine

• Heaviest known halogen

                    Astatine

• Lightest known halogen

                    Fluorine

• Gas responsible for Bhopal Gas tragedy

                    Methyl Isocyanate
                                                                                   (To be Continued...)