Chemistry 9 Chapter 8 MCQs Tests by admin | Class 9 MCQs Tests | 0 comments In this post, we have prepared 2 MCQs tests of Federal Board Chemistry 9 Chapter 8 MCQs Tests. For more Class 9 Chemistry MCQs Tests visit this page. Chemistry 9 Chapter 8 MCQs Tests Practice MCQs Test No 1 /15 9 Class 9 Chemistry Chapter 8 Practice MCQs Test No 1 1 / 15 Which of the following will react with most ease with oxygen present in the air? Barium Sodium Iron Calcium 2 / 15 Which alloy is used by dentists? Silver Copper Gold Platinum 3 / 15 Nature of oxides of aluminium are Acidic Amphoteric None of these Basic 4 / 15 Copper nickle alloy is used to make Aeroplanes Keys Coins Crockery 5 / 15 Choose the correct order for metallic character. Na<Mg>Al<Si Na>Mg<Al>Si Na<Mg<Al<Si Na>Mg>Al>Si 6 / 15 Which of the following metals will have the lowest melting point? Mg Na Fe Al 7 / 15 Among all the alkali metals, cesium has the lowest ionization energy. Which of these will then have the highest electropositive character? Rb Cs Na K 8 / 15 As we go from Li to Cs, electropositive character _____. Decreases Becomes zero Remains same because valency remains same Increases 9 / 15 Metallic bonding involves _____. gain and loss of electrons between metal and non-metal atoms gain and loss of electrons between metal atoms electrons between metal cations sharing of electrons between metal atoms 10 / 15 Electropositive character is also known as _____. Metallic character Electronegative character Covalent character Electrolytic character 11 / 15 Name the mixture to which gold and platinum can react. Aqua acid Air Milk of magnesia Aqua regia 12 / 15 Potassium super oxide react with moisture and carbon dioxide and produce All of these Water Potassium Oxygen 13 / 15 Which of the following metals is NOT an active metal? K Mg Ag Fe 14 / 15 Name the Property of elements to lose electron and become cation . Ionization energy Electropositive character Electronegative character Electronegativity 15 / 15 Which of the following does not represent a symbol for noble metal? Cu Fe Au Pt Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Send feedback Practice MCQs Test No 2 /10 12 Class 9 Chemistry Chapter 8 Practice MCQs Test No 2 1 / 10 When hydrogen halides dissolve in water , it will form Hydrohalic acid None of these Halogenic acid Halic acid 2 / 10 Atoms with high electronegative character prefer to form _____. Cations Alloys Anions Molecules 3 / 10 Which of the following elements will have the highest electronegativity? Calcium Potassium Sodium Fluorine 4 / 10 The correct increasing acidic strength of acids of halogens is HF<HCl<HBr<HI HF<HBr<HCl<HI HF>HCl>HBr>HI HF>HI>HBr>HCl 5 / 10 When halogens and metals react , they form salts called Nitrides Halic Salts None of these Halides 6 / 10 Fluorine can oxidize all halide ions because of high Oxidizing power Reducing power Electropositivity All of these 7 / 10 Which non metal is the most non metallic ? Si P N S 8 / 10 Which of the following halogens does NOT exist in diatomic form? Chlorine Bromine None of these Fluorine Iodine 9 / 10 Which of the following elements is NOT a non-metal? Boron Carbon Halogens Hydrogen 10 / 10 The only non-metal that exists in liquid state is _____. Bromine Carbon Mercury Boron Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Send feedback Submit a Comment Cancel replyYou must be logged in to post a comment.