Basic Concepts Quiz 1 May 13, 2024 by akshata kirpekar Dear students, sharing with you Basic Concepts Quiz 1. This quiz will really help to boost your basic concepts of science Basic Concepts Quiz 1 1 / 22 The change of state from liquid to gas is called (a) Sublimation (c) Vaporisation (b) Fusion (d) Condensation 2 / 22 The change of state from solid to liquid is called (a) Fusion (b) Solidification (c) Distillation (d) Vaporization 3 / 22 Consider the following statements about BEC state of matter. BEC state of matter is obtained when a gas having very low density of the order of 10-2-10-3th of the density of normal air is cooled to - 273-16°CBEC state contains unionized molecules of gas.III. Cold liquid helium is an example of BEC state of matter.Super conductors also contain a BEC state of matter. Which of the above statements is correct? (a) Only II is correct (b) Only III and IV are correct (c ) Only I and II are correct (d) Only I, III and IV are correct 4 / 22 Which of the following statement/s is/are not true about plasma state of matter? (a) Florescent tubes and neon sign lamps contain plasma state of matter (b) Sun and stars glow only due to the presence of plasma state of matter in them (c) contains highly energetic ionized gases (d) contains unionized gases 5 / 22 . Which of the following states of matter has only vibrational motion ? (a) solid (b) liquid (c) gas (d) plasma 6 / 22 In solid, liquid and gas, the interparticle spaces increase in the order liquid, gas, solid solid, liquid, gas gas, solid, liquid None of the above 7 / 22 Which of the following states of matter possess fluidity? solid, liquid solid, gas liquid, gas All the three 8 / 22 Which of the following substances in gaseous state is called vapour? Oxygen Fluorine Nitrogen Iodine 9 / 22 The melting point of four substances A, B, C and Dare: 78°C, 262°C, 100°C and 168°. The increasing order of their interparticle forces of attraction is A, C, D, В A, B, D, C A C, B, D A, D, B, C 10 / 22 The correct order of decreasing density of the following is cotton, water, honey honey, water, cotton water, honey, cotton honey, cotton, water 11 / 22 When a pinch of common salt is dissolved in 50 mL of H2O taken in a graduated cylinder. Which of the following observation is correct? Level of water in the graduated cylinder decreases Level of water in the graduated cylinder increases Level of water in the graduated cylinder remains the same All the observation are correct 12 / 22 Which of the following type of matter has the weakest interparticle forces of attraction? Steam Liquid water Sand Iron 13 / 22 Which one of the following sets contain only examples of matter? chalk, heat, ammonia love, book, smell of perfume Almonds, cold drink, sand common salt, hate, milk 14 / 22 Among the following, matter is ? Heat Smell of perfume Magnetism Sound 15 / 22 which of the following is NOT a matter vacuum air chalk common salt 16 / 22 In which of the following conditions, the distance between the molecules of hydrogen gas would increase ?(i) Increasing pressure on hydrogen contained in a closed container.(ii) Some hydrogen gas leaking out of the container.(iii) Increasing the volume of the container of hydrogen gas.(iv) Adding more hydrogen gas to the container without increasing the volume of the container. (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) 17 / 22 Which condition out of the following will increase the evaporation of water? Increase in temperature of water Decrease in temperature of water Less exposed surface area of water Adding common salt to water 18 / 22 The boiling points of diethyl ether, acetone and n- butyl alcohol are 35°C, 56°C and 118°C respectively. Which one of the following correctly represents their boiling points in kelvin scale ? 306 Κ, 329 Κ, 391 Κ 308 K, 329 Κ, 392 Κ 308 K, 329 Κ, 391 Κ 329 K, 392 Κ, 308 Κ 19 / 22 Choose the correct statement of the following conversion of solid into vapours without passing through the liquid state is called vapourisation. conversion of vapours into solid without passing through the liquid state is called sublimation conversion of vapours into solid without passing through the liquid state is called freezing conversion of solid into liquid is called sublimation. 20 / 22 On converting 250C, 380C, and 66 0C to kelvin scale, the correct sequence of temperature will be 298K, 311K, 339K 298K, 300K, 338K 273K, 278K, 543K 298K, 310K, 338K 21 / 22 A few substances are arranged in the increasing order of forces of attraction between their particles. Which of the following represents a correct arrangement? Water, air, wind Air, sugar, oil Oxygen, water, sugar Salt, juice, air 22 / 22 The property of flow is unique to fluids. Which one of the following statements is correct? Only gases behave like fluids Gases and solids behave like fluids Only liquids behave like fluids Gases and liquids behave like fluids Your score isThe average score is 58% 0% Restart quiz
