{"id":8535,"date":"2020-09-19T17:48:06","date_gmt":"2020-09-19T12:18:06","guid":{"rendered":"https:\/\/ncertsolutions.guru\/?p=8535"},"modified":"2021-03-17T16:06:40","modified_gmt":"2021-03-17T10:36:40","slug":"mcq-questions-for-class-10-science-chapter-3","status":"publish","type":"post","link":"https:\/\/ncertsolutions.guru\/mcq-questions-for-class-10-science-chapter-3\/","title":{"rendered":"MCQ Questions for Class 10 Science Chapter 3 Metals and Non-metals with Answers"},"content":{"rendered":"

Students are advised to practice the\u00a0<\/span>NCERT MCQ Questions for Class 10 Science Chapter 3 Metals and Non-metals with Answers Pdf free download is available here. MCQ Questions for Class 10 Science with Answers<\/a> are prepared as per the Latest Exam Pattern. Students can solve these Metals and Non-metals Class 10 MCQs Questions with Answers and assess their preparation level.<\/p>\n

Metals and Non-metals Class 10 MCQs Questions with Answers<\/h2>\n

Solving the Metals and Non-metals Multiple Choice Questions of Class 10 Science Chapter 3 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Metals and Non-metals Class 10 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 3 Science Class 10 and cross-check your answers during preparation.<\/p>\n

Question 1.
\nChemically rust is
\n(a) Hydrated ferrous oxide
\n(b) Hydrated ferric oxide
\n(c) only ferric oxide
\n(d) none of these<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) Hydrated ferric oxide<\/p>\n<\/details>\n

\n

Question 2.
\nSetting of Plaster of Paris takes place due to
\n(a) Solder
\n(b) Bronze
\n(c) Brass
\n(d) Bell metal<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Solder<\/p>\n<\/details>\n

\n

Question 3.
\nHeating pyrites to remove sulphur is called
\n(a) Smelting
\n(b) Calcination
\n(c) Liquation
\n(d) Roasting<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) Roasting<\/p>\n<\/details>\n

\n

Question 4.
\nThe atomic number of an element \u2018X\u2019 is 12. Which inert gas is nearest to X?
\n(a) He
\n(b) Ar
\n(c) Ne
\n(d) Kr<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Ne<\/p>\n<\/details>\n

\n

Question 5.
\nDuring smelting, an additional substance is added which combines with impurities to form a fusible product. It is known as
\n(a) Slag
\n(b) Mud
\n(c) Gangue
\n(d) Flux<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) Flux<\/p>\n<\/details>\n

\n

Question 6.
\nThe electronic configuration of three elements X, Y and Z are as follows:
\nX = 2, 4, Y = 2, 7, Z = 2,1 Which two elements will combine to form an ionic compound and write the correct formula,
\n(a) X2<\/sub>Y
\n(b) YZ
\n(c) XZ3<\/sub>
\n(d) Y23<\/sub>Z<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) YZ<\/p>\n<\/details>\n

\n

Question 7.
\nAn element X is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element from the following
\n(a) Mg
\n(b) Na
\n(c) P
\n(d) Ca<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) Na<\/p>\n<\/details>\n

\n

Question 8.
\nGalvanisation is a method of protecting iron from grudging by coating with a thin layer of
\n(a) Galium
\n(b) Aluminium
\n(c) Zinc
\n(d) Silver<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Zinc<\/p>\n<\/details>\n

\n

Question 9.
\nThe electronic configurations of three elements X, Y and Z are X – 2, 8; Y – 2, 8, 7 and Z – 2, 8, 2. Which\u2019of the following is correct?
\n(a) X is a metal
\n(b) Y is a metal
\n(c) Z is a non-metal
\n(d) Y is a non-metal and Z is a metal<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Z is a non-metal<\/p>\n<\/details>\n

\n

Question 10.
\nCopper objects lose their shine and form green coating of
\n(a) Copper oxide
\n(b) Copper hydroxide and Copper oxide
\n(c) Basic Copper carbonate
\n(d) Copper carbonate<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Basic Copper carbonate<\/p>\n<\/details>\n

\n

Question 11.
\nWhich of the statements about the reaction,
\nZnO + CO \u2192 Zn + CO2<\/sub> is correct ?
\n(a) ZnO is being oxidised
\n(b) CO is being reduced
\n(c) CO2<\/sub> is being oxidised
\n(d) ZnO is being reduced<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) ZnO is being reduced<\/p>\n<\/details>\n

\n

Question 12.
\nIn extraction of copper, the flux used is
\n(a) CaO
\n(b) SiO2<\/sub>
\n(c) FeO
\n(d) FeSiO3<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

(b) SiO2<\/sub><\/p>\n<\/details>\n

\n

Question 13.
\nMetal always found in free state is:
\n(a) Gold
\n(b) Silver
\n(c) Copper
\n(d) Sodium<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Gold<\/p>\n<\/details>\n

\n

Question 14.
\nThe earthy impurities associated with mineral used in metallurgy are called
\n(a) Slag
\n(b) Flux
\n(c) Gangue
\n(d) Ore<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Gangue<\/p>\n<\/details>\n

\n

Question 15.
\nA mineral is known as ore if metal
\n(a) Cannot be produced from it
\n(b) Can be produced from it
\n(c) Can be extracted from it profitably
\n(d) Is very costly<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Can be extracted from it profitably<\/p>\n<\/details>\n

\n

Question 16.
\nWhich of the following is the correct arrange-ment of the given metals in ascending order of their reactivity?
\nZinc, Iron, Magnesium, Sodium
\n(a) Zinc > Iron > Magnesium > Sodium
\n(b) Sodium > Magnesium > Iron > Zinc
\n(c) Sodium > Zinc > Magnesium > Iron
\n(d) Sodium > Magnesium > Zinc > Iron<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) Sodium > Magnesium > Zinc > Iron<\/p>\n<\/details>\n

\n

Question 17.
\nAl2<\/sub>O3<\/sub> + 2NaOH \u2192 \u2026\u2026 + H2<\/sub>O
\n(a) Al(OH)3<\/sub>
\n(b) Na2<\/sub>O
\n(c) NaAlO2<\/sub>
\n(d) AlNaO2<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

(c) NaAlO2<\/sub><\/p>\n<\/details>\n

\n

Question 18.
\nNon-metals form covalent chlorides because
\n(a) they can give electrons to chlorine
\n(b) they can share electrons with chlorine
\n(c) they can give electrons to chlorine atoms to form chloride ions
\n(d) they cannot share electrons with chlorine atoms<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) they can share electrons with chlorine<\/p>\n<\/details>\n

\n

Question 19.
\nThe highly reactive metals like Sodium, Potas-sium, Magnesium, etc. are extracted by the
\n(a) electrolysis of their molten chloride
\n(b) electrolysis of their molten oxides
\n(c) reduction by aluminium
\n(d) reduction by carbon<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) electrolysis of their molten chloride<\/p>\n<\/details>\n

\n

Question 20.
\nWhich of the following oxide(s) of iron would be obtained on prolonged reaction of iron with steam?
\n(a) FeO
\n(b) Fe2<\/sub>O3<\/sub>
\n(c) Fe3<\/sub>O4<\/sub>
\n(d) Fe2<\/sub>O3<\/sub> and Fe2<\/sub>O4<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Fe3<\/sub>O4<\/sub><\/p>\n<\/details>\n

\n

Question 21.
\nAn iron nail was suspended in CuSO4<\/sub> solution and kept for a while the solution is
\n(a) Remained blue and coating was found on the nail.
\n(b) turned green and a coating was formed on the nail
\n(c) remained blue and no coating was formed on the nail
\n(d) turned green and no coating was formed on the nail<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) turned green and a coating was formed on the nail<\/p>\n<\/details>\n

\n

Question 22.
\nWhich one among the following is an acidic oxide?
\n(a) Na2<\/sub>O
\n(b) CO
\n(c) CO2<\/sub>
\n(d) Al2<\/sub>O3<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

(c) CO2<\/sub><\/p>\n<\/details>\n

\n

Question 23.
\nThe process in which a carbonate ore is heated strongly in the absence of air to convert it into metal oxide is called
\n(a) Roasting
\n(b) Reduction
\n(c) Calcination
\n(d) Smelting<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Calcination<\/p>\n<\/details>\n

\n

Question 24.
\nThe sulphide ore among the following is
\n(a) haematite
\n(b) bauxite
\n(c) argentite
\n(d) zinc blende<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) zinc blende<\/p>\n<\/details>\n

\n

Question 25.
\nOxides of moderately reactive metals like Zinc, Iron, Nickel, Tin, Copper etc. are reduced by using
\n(a) Aluminium as reducing agent
\n(b) Sodium as reducing agent
\n(c) Carbon as reducing agent
\n(d) Calcium as reducing agent<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Carbon as reducing agent<\/p>\n<\/details>\n

\n

Question 26.
\nMost abundant metal on the surface of the earth
\n(a) Iron
\n(b) Aluminium
\n(c) Calcium
\n(d) Sodium<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) Aluminium<\/p>\n<\/details>\n

\n

Question 27.
\nSome crystals of CuSO4<\/sub> were dissolved in water. The color of the solution obtained would be
\n(a) Green
\n(b) Red
\n(c) Blue
\n(d) Brown<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Blue<\/p>\n<\/details>\n

\n

Question 28.
\nIn thermite welding a mixture of \u2026\u2026 and \u2026\u2026 is ignited with a burning magnesium ribbon which produces molten iron metal as large amount of heat is evolved.
\n(a) iron (III) oxide and aluminium powder
\n(b) iron (II) oxide and aluminium powder
\n(c) iron (III) chloride and aluminium powder
\n(d) iron (III) sulphate and aluminium powder<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) iron (III) oxide and aluminium powder<\/p>\n<\/details>\n

\n

Question 29.
\nZone refining is used for the
\n(a) concentration of an ore
\n(b) Reduction of metal oxide
\n(c) Purification of metal
\n(d) Purification of an ore<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Purification of metal<\/p>\n<\/details>\n

\n

Question 30.
\nIn the thermite process, the reducing agent is
\n(a) Nickel
\n(b) Zinc
\n(c) Sodium
\n(d) Aluminium<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) Aluminium<\/p>\n<\/details>\n

\n

Question 31.
\nA student adds one big iron nail each in four test tubes containing solution of zinc sulphate, aluminium sulphate, copper sulphate and iron sulphate. A reddish brown coating was observed only on the surface of iron nail which was added in the solution of:
\n(a) Zinc sulphate
\n(b) Iron sulphate
\n(c) copper sulphate
\n(d) Aluminium sulphate<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) copper sulphate<\/p>\n<\/details>\n

\n

Question 32.
\nThe correct decreasing order of the metals in the activity series is:
\n(a) Ca, Mg, Ni, Fe
\n(b) Ni, Ca, Mg, Fe
\n(c) Ca, Mg, Fe, Ni
\n(d) Mg, Ca, Fe, Ni<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Ca, Mg, Fe, Ni<\/p>\n<\/details>\n

\n

Question 33.
\nThe most abundant metal in the earth\u2019s crust is
\n(a) Iron
\n(b) Aluminium
\n(c) Calcium
\n(d) Sodium<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) Aluminium<\/p>\n<\/details>\n

\n

Question 34.
\nWhich property of metals is used for making bells and strings of musical instruments like Sitar and Violin?
\n(a) Sonorousness
\n(b) Malleability
\n(c) Ductility
\n(d) Conductivity<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Sonorousness<\/p>\n<\/details>\n

\n

Question 35.
\nThe poorest conductor of heat among metals is
\n(a) Lead
\n(b) Mercury
\n(c) Calcium
\n(d) Sodium<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Lead<\/p>\n<\/details>\n

\n

Question 36.
\nMetal always found in free state is:
\n(a) Gold
\n(b) Silver
\n(c) Copper
\n(d) Sodium<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Gold<\/p>\n<\/details>\n

\n

Question 37.
\nMalachite is an are of:
\n(a) Iron
\n(b) Copper
\n(c) Mercury
\n(d) Zinc<\/p>\n

\nAnswer<\/span><\/summary>\n

(b) Copper<\/p>\n<\/details>\n

\n

Question 38.
\nA basic lining is given to a furnace by using
\n(a) Calcined dolomite
\n(b) Copper sulphate
\n(c) Haematite
\n(d) Silica<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Calcined dolomite<\/p>\n<\/details>\n

\n

Question 39.
\nThe slag obtained during the extraction of copper pyrites is composed mainly of
\n(a) Cu2<\/sub>S
\n(b) FeSiO3<\/sub>
\n(c) CuSiO3<\/sub>
\n(d) SiO2<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

(b) FeSiO3<\/sub><\/p>\n<\/details>\n

\n

Question 40.
\nWhich of the following non-metal is lustrous?
\n(a) Sulphur
\n(b) Oxygen
\n(c) Nitrogen
\n(d) Iodine<\/p>\n

\nAnswer<\/span><\/summary>\n

(d) Iodine<\/p>\n<\/details>\n

\n

Question 41.
\nThe common method for extraction of metals from the oxide ore is
\n(a) Reduction with carbon
\n(b) reduction with hydrogen
\n(c) reduction with aluminium
\n(d) electrolytic method<\/p>\n

\nAnswer<\/span><\/summary>\n

(a) Reduction with carbon<\/p>\n<\/details>\n

\n

Question 42.
\nExample of an amphoteric oxide is:
\n(a) Na2<\/sub>O
\n(b) K2<\/sub>O
\n(c) Al2<\/sub>O3<\/sub>
\n(d) MgO<\/p>\n

\nAnswer<\/span><\/summary>\n

(c) Al2<\/sub>O3<\/sub><\/p>\n<\/details>\n

\n

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Students are advised to practice the\u00a0NCERT MCQ Questions for Class 10 Science Chapter 3 Metals and Non-metals with Answers Pdf free download is available here. MCQ Questions for Class 10 Science with Answers are prepared as per the Latest Exam Pattern. Students can solve these Metals and Non-metals Class 10 MCQs Questions with Answers and …<\/p>\n

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