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Metals and Non Metals Class 10 MCQ. We covered all the Metals 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 Metals and Non Metals for Class 10 Students
Which of the following statements is incorrect?
a) Calamite and siderite are carbonate minerals
b) Argentite and cuprite are oxide ores
c) Zinc blende and pyrites are classified as sulphide ores
d) Malachite and azurite are copper ores
Option b – Argentite and cuprite are oxide ores
Which ore is a natural source of both iron and copper?
a) Cuprite
b) Chalcocite
c) Chalcopyrite
d) Malachite
Option c – Chalcopyrite
Calcination involves heating the ore
a) inside a blast furnace
b) without the presence of air
c) with excess air supply
d) None of these
Option b – without the presence of air
Which metals cannot be extracted from their aqueous salt solutions using electrolysis?
a) Ag
b) Mg and Al
c) Cu
d) Cr
Option b – Mg and Al
A metal does not produce any gas when added to dilute hydrochloric acid. Identify the metal.
a) K
b) Na
c) Ag
d) Zn
Option c – Ag
Which of the following is considered an oxide ore?
a) Bauxite
b) Cuprite
c) Haematite
d) All of these
Option d – All of these
The term used for the removal of unwanted materials from ore is
a) crushing and grinding
b) ore concentration
c) calcination
d) roasting
Option b – ore concentration
What is used as a reducing agent in chemical extraction of metals?
a) Carbon
b) Carbon monoxide
c) Aluminium
d) All of these
Option d – All of these
Why is aluminium used in thermite welding?
a) It is lightweight
b) It has a strong attraction for oxygen
c) It is a powerful oxidising agent
d) It is highly reactive
Option b – It has a strong attraction for oxygen
The method of obtaining metals from their ores is called
a) concentration
b) calcination
c) purification
d) metallurgy
Option d – metallurgy
The process of heating ore in an abundant supply of air below its melting point is known as
a) roasting
b) calcination
c) smelting
d) liquation
Option a – roasting
Amalgam is primarily an alloy containing
a) Copper and Tin
b) Mercury
c) Lead and Tin
d) Copper and Zinc
Option b – Mercury
Copper utensils develop a greenish layer due to formation of
a) Copper oxide
b) Copper hydroxide and Copper oxide
c) Basic copper carbonate
d) Copper carbonate
Option c – Basic copper carbonate
Which metal remains in liquid form at room temperature?
a) Germanium
b) Gallium
c) Gold
d) Galena
Option b – Gallium
Metals are typically known to act as
a) reducing agents
b) oxidising agents
c) both oxidising and reducing agents
d) None of these
Option a – reducing agents
Which is the most abundant metal found in the Earth’s crust?
a) Iron
b) Copper
c) Aluminium
d) Mercury
Option c – Aluminium
Which metal reacts with cold water?
a) Mercury
b) Sodium
c) Zinc
d) Tungsten
Option b – Sodium
Identify the metal that is liquid at room temperature.
a) Mercury
b) Sodium
c) Zinc
d) Tungsten
Option a – Mercury
Rust, in chemical terms, is
a) hydrated ferric oxide
b) hydrated ferrous oxide
c) ferric oxide
d) ferrous oxide
Option a – hydrated ferric oxide
Alumina is the main ore of which metal?
a) Sodium
b) Potassium
c) Calcium
d) Aluminium
Option d – Aluminium
Horn silver is classified as
a) an oxide ore of silver
b) a sulphite ore of silver
c) a carbonate ore of silver
d) a chloride ore of silver
Option d – a chloride ore of silver
What term is used for naturally occurring substances from which metals can be extracted economically?
a) Minerals
b) Ores
c) Gangue
d) Salts
Option b – Ores
Cinnabar is the primary ore of which metal?
a) Hg
b) Cu
c) Pb
d) Zn
Option a – Hg
Which of the following is not classified as an ore?
a) Bauxite
b) Malachite
c) Zinc blende
d) Pig iron
Option d – Pig iron
Which of the listed minerals does not contain aluminium?
a) Cryolite
b) Mica
c) Feldspar
d) Fluorspar
Option d – Fluorspar
From which ore can copper be extracted?
a) Kupfernickel
b) Dolomite
c) Galena
d) Malachite
Option d – Malachite
A compound Z is formed when X loses electrons and Y gains them. Which property is not associated with Z?
a) High melting point
b) Low melting point
c) Conducts electricity in molten form
d) Exists as a solid
Option b – Low melting point
Brass is a mixture of copper and which other metal?
a) Tin
b) Zinc
c) Nickel
d) Iron
Option b – Zinc
Which alloy contains copper?
a) Gun Metal
b) Solder
c) Magnalium
d) Type Metal
Option a – Gun Metal
Litharge is an ore of which element?
a) Zn
b) Fe
c) Pb
d) P
Option c – Pb
Iron is mainly extracted from which of the following?
a) Bauxite
b) Magnetite
c) Malachite
d) Chalcopyrite
Option b – Magnetite
What is the colour of solid oxygen?
a) Pale yellow
b) Pale blue
c) Light green
d) Greenish yellow
Option a – Pale yellow
Why is nitrogen chemically less reactive?
a) Due to its small atomic radius
b) Because of high electronegativity
c) Owing to its strong bond dissociation energy
d) It has a stable electronic structure
Option c – Owing to its strong bond dissociation energy
Which metal does not release hydrogen gas when reacted with dilute acids?
a) Zinc
b) Copper
c) Magnesium
d) Iron
Option b – Copper
Identify the incorrect match between metal and its principal ore.
a) Bauxite is the main ore of aluminium
b) Galena is the key ore of lead
c) Cassiterite is the main ore of mercury
d) Haematite is the primary ore of iron
Option c – Cassiterite is the main ore of mercury
Which statement about metals is incorrect?
a) Metals conduct heat and electricity efficiently
b) Gold, silver, and zinc are the most malleable metals
c) Mercury is the only metal in liquid form
d) Bromine is the only liquid non-metal
Option b – Gold, silver, and zinc are the most malleable metals
Choose the correct statement.
a) Silver displaces platinum from its salt solution
b) Aluminium replaces sodium from its salt
c) Mercury displaces copper from solution
d) Silver can displace gold from its salt
Option d – Silver can displace gold from its salt
Select the correct statement regarding non-metals.
a) Non-metals are only solids and gases
b) Non-metals generally form basic oxides with oxygen
c) Non-metals usually lack luster, but graphite and iodine are exceptions
d) Non-metals liberate hydrogen from acids
Option c – Non-metals usually lack luster, but graphite and iodine are exceptions
Which of the following statements about non-metals is incorrect?
a) Eleven non-metals exist in gaseous form
b) Gaseous carbon conducts heat and electricity well
c) The black material in pencils is metallic lead
d) Non-metals do not produce sound
Option c – The black material in pencils is metallic lead
Which non-metals have shiny, lustrous surfaces?
a) Graphite and phosphorus
b) Graphite and iodine
c) Iodine and phosphorus
d) Phosphorus and chlorine
Option b – Graphite and iodine
Which non-metal ignites at room temperature?
a) Sodium
b) Sulphur
c) Phosphorus
d) Fluorine
Option c – Phosphorus
Which metals produce hydrogen gas when reacting with sodium hydroxide? A. Cu B. Al C. Fe D. Zn
a) B and C
b) A and D
c) B and D
d) B only
Option b – A and D
What are the most plentiful elements in the universe?
a) Oxygen and nitrogen
b) Hydrogen and oxygen
c) Hydrogen and helium
d) Carbon and nitrogen
Option c – Hydrogen and helium
We covered all the metals and non metals class 10 MCQ above in this post for free so that you can practice well for the exam.
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