10th Standard Science Chapter 4 November 26, 2020December 19, 2020wefru 10th Standard Science Chapter 4 Quiz. how much you know or you don’t know, test here. quiz contains only 10 questions there no time limit. 0 Created on November 26, 2020 By wefru 10th Standard Science Chapter 4 TEST YOUR SKILLS 1 / 10 Q1) Which of the following are exothermic processes? (i) Reaction of water with quick lime(ii) Dilution of an acid(iii) Evaporation of water(iv) Sublimation of camphor (crystals) (a) (i) and (ii) (b) (ii) and (iii) (c) (i) and (iv) (d) (iii) and (iv) Answer 2 / 10 Q2. While cooking, if the bottom of the vessel is getting blackened on the outside, it means that: a) The food is not cooked completely b) The fuel is not burning completely c) The fuel is wet d) The fuel is burning completely 3 / 10 Q3. Cation is formed when:a) Atom gains electrons a) Atom gains electrons b) Atom loses electrons c) Proton is lost by the atom d) Atom shares electrons Answer: (b) Atom loses 4 / 10 Q4. The I.U.P.A.C name of CH3CH2CH=CH2is? a) 3-Butene b) Prop-1-ene c) But-1-ene d) Butyne 5 / 10 Q5. Which of the following compounds of carbon does not consist of ions? a) CHCl3 b) CaCO3 b) CaCO3 d) Ca2C 6 / 10 Q6. The property of self-linkage among identical atoms to form long chain compounds is known as: a) Catenation b) Isomerisation c) Superposition d) Halogenation 7 / 10 Q7. Which of the following is the molecular formula of cyclobutane? a) C4H10 b) C4H6 c) C4H8 d) C4H4 8 / 10 Q8. Which of the following statements about graphite and diamond is true? a) They have the same crystal structure b) They have the same degree of hardness c) They have the same electrical conductivity d) They can undergo the same chemical reactions 9 / 10 Q9. How many number of carbon atoms are joined in a spherical molecule of buckminsterfullerene? a) 30 b) 60 c) 90 d) 120 10 / 10 Q10. Which of the followings is the major constituent of the liquefied petroleum gas? a) Methane b) Ethane c) Propane d) Butane Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz