Metal and Non Metals Class 10 MCQ. We covered all the Metal and Non Metals Class 10 MCQ in this post for free so that you can practice well for the exam.
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MCQ on Metal and Non Metals for Class 10 Students
German silver is used to make decorative articles, coinage metal, and ornaments, The name is given because :
(a) it is an alloy of copper and contains silver as one of its components
(b) Germans were the first to use silver
(c) Its appearance is like silver
(d) It is an alloy of silver
Option c – Its appearance is like silver
Tungsten is used for the construction of filament in electric bulbs because of its
(a) high specific resistance
(b) low specific resistance
(d) high melting point
Option d – high melting point
Which one of the following metals is less reactive than hydrogen?
(a) Barium
(b) Copper
(c) Lead
(d) Magnesium
Option b – Copper
Misch metal is widely used in the manufacture of which of the following?
(a) Material of car brake
(b) Smoke detectors
(c) Cigarette lighters
(d) Emergency lights
Option c – Cigarette lighters
Which one of the following is the softest?
(a) Sodium
(b) Aluminium
(c) Iron
(d) Copper
Option a – Sodium
Graphite is a much better conductor of heat and electricity than diamond. This is due to the fact that each carbon atom in graphite :
(a) undergoes sp2 hybridization and forms three sigma bonds with three neighbouring carbon atoms
(b) undergoes sp³ hybridization
(c) is tetrahedrally bonded
(d) is free from van der Waals force
Option a – undergoes sp2 hybridization and forms three sigma bonds with three neighbouring carbon atoms
The alkali metals have a relatively low melting point. Which one of the following alkali metals is expected to have the highest melting point?
(a) Li
(b) Na
(c) K
(d) Rb
Option a – Li
Statement I: Diamond is very bright. Statement II: Diamond has a very low refractive index. Code :
(a) Both the statements are individually true and Statement II is the correct explanation of Statement I
(b) Both statements are individually true but Statement II is not the correct explanation of Statement I
(c) Statement I is true but Statement II is false
(d) Statement I is true but Statement II is true
Option c – Statement I is true but Statement II is false
Until the nineteenth Century, aluminium was almost as expensive as gold. The invention of an inexpensive way to extract this metal by a 22-year-old American made this metal inexpensive subsequently. The inventor was
(a) Goldschmidt
(b) Mond
(c) Charles-Martin Hall
(d) Parkes
Option c – Charles-Martin Hall
Why is tungsten used exclusively for making filaments of electric bulbs?
(a) Tungsten has a very high melting point
(b) Tungsten has very flexibility
(c) Tungsten has a low rate of evaporation at high temperatures
(d) all of the above
Option d – all of the above
Gases used in welding are
(a) Oxygen and hydrogen.
(b) Oxygen and nitrogen
(c) Oxygen and acetylene
(d) Hydrogen and acetylene
(e) None of the above/More than one of the above
Option a – Oxygen and hydrogen
Salts of which of the following elements provide colours fireworks?
(a) Zinc and sulphur
(b) Potassium and mercury
(c) Strontium and barium
(d) Chromium and nickel
Option c – Strontium and barium
Steel slag can be the material for which of the following? 1. Construction of base road 2. Improvement of agricultural soil 3. Production of cement Select the correct answer using the code given below :
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
Option d – 1, 2 and 3
Four test tubes were taken and marked A, B, C and D respectively. 2 mL of a solution of Al₂(SO4)3 in water was filled in each of the four test tubes. A clean piece of metal Zn was placed in test-tube A, a clean iron nail was put in test-tube B, a clean copper wire was placed in test-tube C and a clean aluminium wire was placed in test-tube D. It was observed that no change occurred in any of the test tubes. The correct inference drawn is :
(a) Zinc is more active than aluminium
(b) Zinc is more active than copper
(c) Copper is more active than aluminium
(d) Zinc, iron and copper are less active than aluminium
Option d – Zinc, iron and copper are less active than aluminium
Which of the following statements regarding oxidation and reduction are correct? 1. In oxidation, the loss of electrons takes place whereas, in reduction, a gain of electrons takes place. 2. In oxidation, a gain of electrons takes place whereas, in reduction, the loss of electrons takes place. 3. Oxidizing agent decreases the oxidation number but a reducing agent increases the oxidation number. 4. Oxidizing agent increases the oxidation number but a reducing agent reduces the oxidation number. Select the correct answer using the code given below: Code :
(a) 1 and 3
(b) 2 and 4
(c) 2 and 3
(d) 1 and 4
Option d – 1 and 4
The following equation is an example of a redox reaction, in which Cl₂ is the oxidizing agent and FeBr3 is the reducing agent: 2FeBr3 (aq) + 3Cl₂ (g) = 2FeCl 3(aq) + 3Br₂ (l) Which one among the following statements is incorrect for this redox reaction?
(a) Oxidizing agents are themselves reduced
(b) Reducing agents gain or appear to gain electrons
(c) Reducing agents are themselves oxidized
(d) Oxidizing agents oxidize other substances
Option b – Reducing agents gain or appear to gain electrons
Which one of the following metals occurs in nature in a free state?
(a) Gold
(b) Sodium
(c) Aluminium
(d) Copper
Option a – Gold
In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins?
(a) Copper
(b) Iron
(c) Aluminium
(d) Titanium
Option d – Titanium
Cinnabar is an ore of
(a) Hg
(b) Cu
(c) Pb
(d) Zn
Option a – Hg
Consider the following statements: 1. An alloy is a mixture of two or more metals. 2. An alloy is a mixture of a metal or metal with a non-metal. Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Option a – 1 only
Consider the following about non-metals 1. Non-metals are malleable 2. Non-metals are ductile 3. Non-metals are brittle The correct answer is
(a) 1 and 2 are correct
(b) 1 and 3 are correct
(c) 2 and 3 are correct
(d) Only 3 are correct
Option d – Only 3 are correct
Consider the following statements 1. Most metal oxides are insoluble in water. 2. Sodium oxide and potassium oxide are metal oxides and hence insoluble in water. The correct answer is
(a) Only 1 is true
(b) Only 2 are true
(c) 1 and 2 both are true
(d) Neither of the two is true
Option a – Only 1 is true
From which mineral is radium obtained
(a) Limestone
(b) Haematite
(c) Pitchblende
(d) Rutile
Option c – Pitchblende
Which of the following copper alloys is used for the manufacture of springs and suspension filaments in electrical instruments?
(a) Bronze
(b) Aluminium bronze
(c) German silver
(d) Phosphor bronze
Option d – Phosphor bronze
Which of the following is correctly matched?
(a) Aluminium- Haematite
(b) Lead- Galena
(c) Iron- Bauxite
(d) Magnesium- Malachite
Option b – Lead- Galena
In which type of coal percentage of carbon is the highest?
(a) Peat
(b) Lignite
(c) Bituminous
(d) Anthracite
Option d – Anthracite
At 30°C, which 3 metals are all liquids?
(a) Hg, Fe, Zn
(b) Hg, Sn, Pb
(c) Zn, Pb, Sn
(d) Hg,Ga, Cs
Option d – Hg,Ga, Cs
Stainless steel contains
(a) Fe + Cr + Ni
(b) Fe + Ni+ Cu
(c) Fe + Cr + Cu
(d) Fe + C + Ni
Option a – Fe + Cr + Ni
Which one of the following alkali metals has the lowest melting point?
(a) Sodium
(b) Potassium
(c) Rubidium
(d) Caesium
Option d – Caesium
Which one of the following metals is used in the filaments of photo-electric cells that convert light energy into electric energy?
(a) Tungsten
(b) Copper
(c) Rubidium
(d) Aluminium
Option c – Rubidium
Which one of the following elements corrodes rapidly?
(a) Aluminium
(b) Iron
(c) Zinc
(d) Silver
Option b – Iron
Which of the following statements about magnetite ore of iron is/are correct? (a) It is known as black ore. (b) It contains 60% to 70% of pure iron. (c) It possesses magnetic properties. Select the correct answer using the codes given below :
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
Option d – 1, 2 and 3
The metal used to recover copper from an aqueous solution of copper sulphate is : ( Metal and Non Metals Class 10 MCQ )
(a) Na
(b) Ag
(c) Hg
(d) Fe
Option d – Fe
Metals like sodium, potassium calcium and magnesium are extracted by electrolysis of their chlorides in a molten state. These metals are not extracted by reduction of their oxides with carbon because (A) reduction with carbon is very expensive (B) carbon readily makes alloys with these metals. (C) carbon has less affinity for oxygen (D) carbon is a weaker reducing agent than these metals.
(a) (A) and (B)
(b) (B) and (C)
(c) (C) and (D)
(d) (D) and (A)
Option c – (C) and (D)
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