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Nitrogen and Ammonia Multiple Choice type. Choose the best option. Q.1 Nitrogen was named by whom ? 1. Antoine lavoisier 2. Antoine Chaptal 3. Daniel Rutherford 4. Antoine Rutherford Q.9 Which of the following is 'bleaching powder'? 1. CaCl2 2. Ca3Cl 3. CaOCl2 4. Ca2Cli2 Q.2 In the periodic table, Nitrogen is placed in group 5a, it ranks which position ? 1. First 2. Second 3. Third 4. Fourth Q.10 Ammonium dichromate has which colour? 1. Red 2. Orange 3. Blue 4. Green Q.3 Which of the following is a 'Metalloid'? 1. Phosphorus. 2. Nitrogen 3. Antimony 4. Bismuth Q.4 The outermost Shell of elements belonging to group 5 possess how many electrons ? 1. Two 2. Three 3. Four 4. Five Q.5 Which of the following form hydrides, halides and oxides.? 1. Nitrogen 2. Phosphorus 3. Antimony 4. All of them. Q.6 Which is most acidic of all ? 1. As 2. Sb 3. P 4. Bi Q.7 Nitrogen is an important part of which bio molecule ? 1. Carbohydrate 2. Fats 3. Minerals 4. Proteins. Q.8 from of Nitrogen is Ammonia. 1. Oxide 2. Hydride 3. Sulphide 4. Halide MCQ-ammonia Jaydip.Chaudhuri Q.11 Nitrogen obtained from nitrogenous compound is called 1. Synthetic Nitrogen 2. Heavy Nitrogen 3. Bubbly Nitrogen 4. Chemical Nitrogen. Q.12 Nitrogen is 1. Yellow in colour 2. Sweet smelling 3. Green in colour 4. Odourless Q.13 Boiling point of liquid N2 is 1. -210oC 2. -40oC 3. 83oC 4. -195.8oC Q.14 Nitrides are decomposed by 'boiling water' to form corresponding hydroxides and 1. Ammonia 2. Methane 3. Nitric acid 4. Nitrogen oxides. Q.15 CaCN2 is an important fertilizer and is commercially known as 1. Nitride 2. Carbide 3. Cyanide 4. Nitrolim Q.16 Nitrogen reduce the effect of which element in atmosphere ? 1. Hydrogen 2. Oxygen 3. Helium 4. Carbon 1
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