100 MCQs of Metals and Non-metals Class 10 Science

1️⃣ Which of the following is a non-metal that is liquid at room temperature? 💧

  • A. Bromine
  • B. Mercury
  • C. Chlorine
  • D. Iodine
Show Answer 🔽

A. Bromine

2️⃣ Which metal is the best conductor of electricity? ⚡

  • A. Copper
  • B. Silver
  • C. Gold
  • D. Aluminium
Show Answer 🔽

B. Silver

3️⃣ Which of the following metals is soft and can be cut with a knife? 🔪

  • A. Iron
  • B. Sodium
  • C. Copper
  • D. Zinc
Show Answer 🔽

B. Sodium

4️⃣ What happens when iron reacts with moist air? 🌧️

  • A. It burns
  • B. It forms rust
  • C. It melts
  • D. No reaction
Show Answer 🔽

B. It forms rust

5️⃣ Which non-metal is essential for combustion? 🔥

  • A. Hydrogen
  • B. Nitrogen
  • C. Oxygen
  • D. Carbon dioxide
Show Answer 🔽

C. Oxygen

6️⃣ Which metal is used in thermometers? 🌡️

  • A. Lead
  • B. Mercury
  • C. Zinc
  • D. Iron
Show Answer 🔽

B. Mercury

7️⃣ Which non-metal is used to disinfect water? 🚰

  • A. Nitrogen
  • B. Chlorine
  • C. Sulphur
  • D. Iodine
Show Answer 🔽

B. Chlorine

8️⃣ What is the nature of metal oxides? 🧪

  • A. Acidic
  • B. Basic
  • C. Neutral
  • D. Amphoteric
Show Answer 🔽

B. Basic

9️⃣ Which gas is released when a metal reacts with an acid? 🧫

  • A. Oxygen
  • B. Carbon dioxide
  • C. Hydrogen
  • D. Nitrogen
Show Answer 🔽

C. Hydrogen

🔟 Which non-metal is used in pencils? ✏️

  • A. Sulphur
  • B. Graphite
  • C. Phosphorus
  • D. Silicon
Show Answer 🔽

B. Graphite

1️⃣1️⃣ Which metal reacts with cold water to form hydrogen gas? 💦

  • A. Copper
  • B. Iron
  • C. Sodium
  • D. Lead
Show Answer 🔽

C. Sodium

1️⃣2️⃣ Which metal is stored under kerosene oil? 🛢️

  • A. Magnesium
  • B. Sodium
  • C. Calcium
  • D. Aluminium
Show Answer 🔽

B. Sodium

1️⃣3️⃣ Which property is generally shown by non-metals? ❌

  • A. Ductility
  • B. Conductivity
  • C. Brittleness
  • D. Malleability
Show Answer 🔽

C. Brittleness

1️⃣4️⃣ Which metal is the most reactive? ⚠️

  • A. Gold
  • B. Silver
  • C. Potassium
  • D. Copper
Show Answer 🔽

C. Potassium

1️⃣5️⃣ Which gas is formed when zinc reacts with hydrochloric acid? ⚗️

  • A. CO₂
  • B. O₂
  • C. H₂
  • D. N₂
Show Answer 🔽

C. H₂

1️⃣6️⃣ What is aqua regia used for? 👑

  • A. Cleaning gold
  • B. Testing bases
  • C. Forming salt
  • D. Detecting gases
Show Answer 🔽

A. Cleaning gold

1️⃣7️⃣ Which metal is used for galvanizing iron? 🔩

  • A. Zinc
  • B. Copper
  • C. Lead
  • D. Tin
Show Answer 🔽

A. Zinc

1️⃣8️⃣ Which metal is used in making aircraft bodies? ✈️

  • A. Lead
  • B. Zinc
  • C. Aluminium
  • D. Copper
Show Answer 🔽

C. Aluminium

1️⃣9️⃣ Which non-metal is a good conductor of electricity? ⚡

  • A. Sulphur
  • B. Phosphorus
  • C. Graphite
  • D. Iodine
Show Answer 🔽

C. Graphite

2️⃣0️⃣ Which metal is least reactive? 🧊

  • A. Copper
  • B. Gold
  • C. Iron
  • D. Zinc
Show Answer 🔽

B. Gold

2️⃣1️⃣ Which of these is a property of metals? 💪

  • A. Non-conductivity
  • B. Malleability
  • C. Brittleness
  • D. Dullness
Show Answer 🔽

B. Malleability

2️⃣2️⃣ Which non-metal is essential for life? 🌿

  • A. Nitrogen
  • B. Carbon
  • C. Chlorine
  • D. Sulphur
Show Answer 🔽

B. Carbon

2️⃣3️⃣ Which of the following is an amphoteric oxide? ⚖️

  • A. Na₂O
  • B. MgO
  • C. ZnO
  • D. CO₂
Show Answer 🔽

C. ZnO

2️⃣4️⃣ Which metal is used in making bells? 🔔

  • A. Tin
  • B. Lead
  • C. Bronze
  • D. Silver
Show Answer 🔽

C. Bronze

2️⃣5️⃣ Which non-metal is used in the vulcanization of rubber? 🛞

  • A. Chlorine
  • B. Phosphorus
  • C. Sulphur
  • D. Iodine
Show Answer 🔽

C. Sulphur

2️⃣6️⃣ Which metal forms a green coating on exposure to air? 🌿

  • A. Iron
  • B. Aluminium
  • C. Copper
  • D. Silver
Show Answer 🔽

C. Copper

2️⃣7️⃣ Which metal is found in liquid state at room temperature? 🧪

  • A. Gallium
  • B. Mercury
  • C. Cesium
  • D. Sodium
Show Answer 🔽

B. Mercury

2️⃣8️⃣ Which metal is used in electrical wires? 🔌

  • A. Iron
  • B. Silver
  • C. Copper
  • D. Aluminium
Show Answer 🔽

C. Copper

2️⃣9️⃣ What is formed when a metal reacts with oxygen? 🌬️

  • A. Metal hydroxide
  • B. Metal sulphide
  • C. Metal oxide
  • D. Metal carbonate
Show Answer 🔽

C. Metal oxide

3️⃣0️⃣ Which metal is used for making cooking utensils? 🍳

  • A. Lead
  • B. Aluminium
  • C. Zinc
  • D. Tin
Show Answer 🔽

B. Aluminium

3️⃣1️⃣ Which of the following metals does not react with water at all? 💧

  • A. Sodium
  • B. Potassium
  • C. Zinc
  • D. Lead
Show Answer 🔽

D. Lead

3️⃣2️⃣ Which non-metal is known for forming the most acidic oxide? 🌫️

  • A. Sulphur
  • B. Phosphorus
  • C. Nitrogen
  • D. Carbon
Show Answer 🔽

A. Sulphur

3️⃣3️⃣ Which metal reacts with dilute acids to give hydrogen gas? ⚗️

  • A. Copper
  • B. Silver
  • C. Magnesium
  • D. Gold
Show Answer 🔽

C. Magnesium

3️⃣4️⃣ Which of the following is used for making jewellery? 💍

  • A. Zinc
  • B. Copper
  • C. Silver
  • D. Aluminium
Show Answer 🔽

C. Silver

3️⃣5️⃣ Which metal is used in making thermite mixture? 🔥

  • A. Zinc
  • B. Iron
  • C. Aluminium
  • D. Copper
Show Answer 🔽

C. Aluminium

3️⃣6️⃣ Which of the following is an alloy? ⚙️

  • A. Iron
  • B. Brass
  • C. Zinc
  • D. Aluminium
Show Answer 🔽

B. Brass

3️⃣7️⃣ Which metal is used in electroplating? ⚡

  • A. Sodium
  • B. Zinc
  • C. Copper
  • D. Nickel
Show Answer 🔽

D. Nickel

3️⃣8️⃣ Which non-metal is used in fertilizers? 🌾

  • A. Carbon
  • B. Nitrogen
  • C. Oxygen
  • D. Sulphur
Show Answer 🔽

B. Nitrogen

3️⃣9️⃣ Which of the following is a noble metal? 👑

  • A. Aluminium
  • B. Iron
  • C. Gold
  • D. Zinc
Show Answer 🔽

C. Gold

4️⃣0️⃣ Which oxide turns red litmus blue? 🧪

  • A. Carbon dioxide
  • B. Sulphur dioxide
  • C. Magnesium oxide
  • D. Nitrogen dioxide
Show Answer 🔽

C. Magnesium oxide

4️⃣1️⃣ What is the property of metals that allows them to be drawn into wires? 🧵

  • A. Malleability
  • B. Ductility
  • C. Sonority
  • D. Conductivity
Show Answer 🔽

B. Ductility

4️⃣2️⃣ Which non-metal catches fire if exposed to air? 🔥

  • A. Carbon
  • B. Phosphorus
  • C. Sulphur
  • D. Iodine
Show Answer 🔽

B. Phosphorus

4️⃣3️⃣ Which metal is used to make foils for wrapping food? 🍱

  • A. Copper
  • B. Iron
  • C. Aluminium
  • D. Lead
Show Answer 🔽

C. Aluminium

4️⃣4️⃣ Which property of metals makes them ring when struck? 🔔

  • A. Conductivity
  • B. Malleability
  • C. Sonority
  • D. Luster
Show Answer 🔽

C. Sonority

4️⃣5️⃣ Which of the following is used in firecrackers? 🎇

  • A. Carbon
  • B. Sulphur
  • C. Phosphorus
  • D. Both B and C
Show Answer 🔽

D. Both B and C

4️⃣6️⃣ Which metal is found in nature in free state? 🌍

  • A. Sodium
  • B. Potassium
  • C. Gold
  • D. Calcium
Show Answer 🔽

C. Gold

4️⃣7️⃣ What is the correct order of reactivity of metals? 🔃

  • A. Na > Cu > Zn > Mg
  • B. Cu > Zn > Mg > Na
  • C. Na > Mg > Zn > Cu
  • D. Zn > Na > Cu > Mg
Show Answer 🔽

C. Na > Mg > Zn > Cu

4️⃣8️⃣ Which metal is used in making batteries? 🔋

  • A. Aluminium
  • B. Lithium
  • C. Iron
  • D. Copper
Show Answer 🔽

B. Lithium

4️⃣9️⃣ Which metal forms a protective layer of oxide on its surface? 🧱

  • A. Zinc
  • B. Aluminium
  • C. Copper
  • D. Iron
Show Answer 🔽

B. Aluminium

5️⃣0️⃣ Which of the following is not a characteristic of non-metals? 🚫

  • A. Poor conductor
  • B. Non-ductile
  • C. Lustrous
  • D. Brittle
Show Answer 🔽

C. Lustrous

5️⃣1️⃣ Which metal is used in making electric cables? 🔌

  • A. Iron
  • B. Silver
  • C. Copper
  • D. Aluminium
Show Answer 🔽

C. Copper

5️⃣2️⃣ Which of the following metals is the most ductile? 🧵

  • A. Gold
  • B. Iron
  • C. Aluminium
  • D. Zinc
Show Answer 🔽

A. Gold

5️⃣3️⃣ What is the brown coating formed on iron called? 🛡️

  • A. Patina
  • B. Corrosion
  • C. Rust
  • D. Oxide layer
Show Answer 🔽

C. Rust

5️⃣4️⃣ Which gas is produced when iron reacts with steam? 💨

  • A. Oxygen
  • B. Nitrogen
  • C. Hydrogen
  • D. Carbon dioxide
Show Answer 🔽

C. Hydrogen

5️⃣5️⃣ What is formed when sulphur burns in air? 🌫️

  • A. Sulphur dioxide
  • B. Sulphur trioxide
  • C. Carbon dioxide
  • D. Nitric oxide
Show Answer 🔽

A. Sulphur dioxide

5️⃣6️⃣ Which metal is used in the manufacture of paints and pigments? 🎨

  • A. Zinc
  • B. Lead
  • C. Silver
  • D. Iron
Show Answer 🔽

B. Lead

5️⃣7️⃣ Which of the following is a metal carbonate? 🧪

  • A. CaCO₃
  • B. NaOH
  • C. KCl
  • D. Mg(NO₃)₂
Show Answer 🔽

A. CaCO₃

5️⃣8️⃣ Which metal oxide is amphoteric in nature? ⚖️

  • A. CuO
  • B. ZnO
  • C. MgO
  • D. CaO
Show Answer 🔽

B. ZnO

5️⃣9️⃣ Which of these non-metals is essential for DNA and protein synthesis? 🧬

  • A. Sulphur
  • B. Nitrogen
  • C. Chlorine
  • D. Carbon
Show Answer 🔽

B. Nitrogen

6️⃣0️⃣ What type of bond is formed between metals and non-metals? 🔗

  • A. Covalent
  • B. Ionic
  • C. Metallic
  • D. Hydrogen
Show Answer 🔽

B. Ionic

6️⃣1️⃣ Which metal is used for making mirrors? 🪞

  • A. Iron
  • B. Aluminium
  • C. Silver
  • D. Zinc
Show Answer 🔽

C. Silver

6️⃣2️⃣ Which non-metal exists in different allotropic forms? 🌈

  • A. Nitrogen
  • B. Sulphur
  • C. Carbon
  • D. Oxygen
Show Answer 🔽

C. Carbon

6️⃣3️⃣ Which of the following is a poor conductor of electricity? ❌⚡

  • A. Graphite
  • B. Iron
  • C. Silver
  • D. Sulphur
Show Answer 🔽

D. Sulphur

6️⃣4️⃣ Which element is used in the extraction of iron? 🔨

  • A. Calcium
  • B. Potassium
  • C. Carbon
  • D. Chlorine
Show Answer 🔽

C. Carbon

6️⃣5️⃣ Which element is alloyed with copper to make bronze? 🪙

  • A. Tin
  • B. Zinc
  • C. Lead
  • D. Iron
Show Answer 🔽

A. Tin

6️⃣6️⃣ What is the symbol of the element used in light filaments? 💡

  • A. Ag
  • B. W
  • C. Al
  • D. Fe
Show Answer 🔽

B. W (Tungsten)

6️⃣7️⃣ Which of the following does not corrode? 🛡️

  • A. Aluminium
  • B. Zinc
  • C. Platinum
  • D. Iron
Show Answer 🔽

C. Platinum

6️⃣8️⃣ Which is a highly reactive non-metal? ⚡

  • A. Sulphur
  • B. Phosphorus
  • C. Fluorine
  • D. Nitrogen
Show Answer 🔽

C. Fluorine

6️⃣9️⃣ Which of the following metals occurs in native state? 🌍

  • A. Aluminium
  • B. Silver
  • C. Sodium
  • D. Iron
Show Answer 🔽

B. Silver

7️⃣0️⃣ Which gas turns lime water milky? 🥛

  • A. Oxygen
  • B. Hydrogen
  • C. Carbon dioxide
  • D. Nitrogen
Show Answer 🔽

C. Carbon dioxide

7️⃣1️⃣ Which of the following is used in making bleaching powder? 🧼

  • A. Chlorine
  • B. Sulphur
  • C. Phosphorus
  • D. Nitrogen
Show Answer 🔽

A. Chlorine

7️⃣2️⃣ What is the main ore of aluminium? ⛏️

  • A. Bauxite
  • B. Galena
  • C. Hematite
  • D. Magnetite
Show Answer 🔽

A. Bauxite

7️⃣3️⃣ Which non-metal is stored in water to prevent its reaction with air? 💦

  • A. Phosphorus
  • B. Carbon
  • C. Sulphur
  • D. Iodine
Show Answer 🔽

A. Phosphorus

7️⃣4️⃣ What is the nature of metal oxides? ⚖️

  • A. Acidic
  • B. Basic
  • C. Neutral
  • D. Both acidic and basic
Show Answer 🔽

B. Basic

7️⃣5️⃣ Which of the following is the softest metal? 🧈

  • A. Lead
  • B. Sodium
  • C. Zinc
  • D. Aluminium
Show Answer 🔽

B. Sodium

7️⃣6️⃣ Which non-metal is used to disinfect water? 🚰

  • A. Sulphur
  • B. Phosphorus
  • C. Chlorine
  • D. Iodine
Show Answer 🔽

C. Chlorine

7️⃣7️⃣ Which of these is NOT a property of metals? ❌

  • A. Good conductor
  • B. Sonorous
  • C. Malleable
  • D. Brittle
Show Answer 🔽

D. Brittle

7️⃣8️⃣ Which metal is used in dental fillings? 🦷

  • A. Copper
  • B. Zinc
  • C. Amalgam
  • D. Aluminium
Show Answer 🔽

C. Amalgam

7️⃣9️⃣ What happens when a metal reacts with a dilute acid? 🧪

  • A. Salt and water are formed
  • B. Salt and hydrogen gas are formed
  • C. Salt and oxygen are formed
  • D. Only hydrogen gas is formed
Show Answer 🔽

B. Salt and hydrogen gas are formed

8️⃣0️⃣ Which element is added to steel to make it stainless? 🛡️

  • A. Carbon
  • B. Sulphur
  • C. Chromium
  • D. Zinc
Show Answer 🔽

C. Chromium

8️⃣1️⃣ Which metal is present in hemoglobin? 🩸

  • A. Zinc
  • B. Iron
  • C. Copper
  • D. Magnesium
Show Answer 🔽

B. Iron

8️⃣2️⃣ Which of these is a noble metal? 👑

  • A. Zinc
  • B. Copper
  • C. Platinum
  • D. Aluminium
Show Answer 🔽

C. Platinum

8️⃣3️⃣ What is an alloy of copper and tin called? 🔩

  • A. Brass
  • B. Bronze
  • C. Steel
  • D. Solder
Show Answer 🔽

B. Bronze

8️⃣4️⃣ Which metal is used to make coins along with copper? 💰

  • A. Lead
  • B. Zinc
  • C. Tin
  • D. Aluminium
Show Answer 🔽

B. Zinc

8️⃣5️⃣ Which metal reacts vigorously with cold water? 💥

  • A. Calcium
  • B. Magnesium
  • C. Sodium
  • D. Iron
Show Answer 🔽

C. Sodium

8️⃣6️⃣ Which non-metal is used in making matchsticks? 🧨

  • A. Chlorine
  • B. Sulphur
  • C. Phosphorus
  • D. Nitrogen
Show Answer 🔽

C. Phosphorus

8️⃣7️⃣ Which metal is a liquid at room temperature? 🌡️

  • A. Zinc
  • B. Mercury
  • C. Iron
  • D. Lead
Show Answer 🔽

B. Mercury

8️⃣8️⃣ Which gas is evolved when zinc reacts with hydrochloric acid? 💨

  • A. Oxygen
  • B. Nitrogen
  • C. Hydrogen
  • D. Carbon dioxide
Show Answer 🔽

C. Hydrogen

8️⃣9️⃣ Which of the following is a good conductor but not a metal? ⚡

  • A. Iodine
  • B. Graphite
  • C. Phosphorus
  • D. Chlorine
Show Answer 🔽

B. Graphite

9️⃣0️⃣ Which of these metals is used in galvanizing iron? 🔧

  • A. Lead
  • B. Zinc
  • C. Copper
  • D. Aluminium
Show Answer 🔽

B. Zinc

9️⃣1️⃣ Which metal is alloyed with copper to make brass? 🧲

  • A. Tin
  • B. Aluminium
  • C. Zinc
  • D. Lead
Show Answer 🔽

C. Zinc

9️⃣2️⃣ Which metal is used in thermometers? 🌡️

  • A. Aluminium
  • B. Mercury
  • C. Iron
  • D. Zinc
Show Answer 🔽

B. Mercury

9️⃣3️⃣ What is formed when sulphur dioxide dissolves in water? 💧

  • A. Sulphuric acid
  • B. Sulphurous acid
  • C. Hydrochloric acid
  • D. Nitric acid
Show Answer 🔽

B. Sulphurous acid

9️⃣4️⃣ What is the most abundant metal in the Earth’s crust? 🌍

  • A. Iron
  • B. Aluminium
  • C. Copper
  • D. Zinc
Show Answer 🔽

B. Aluminium

9️⃣5️⃣ Which non-metal is used in antiseptic solution? 💊

  • A. Iodine
  • B. Chlorine
  • C. Nitrogen
  • D. Carbon
Show Answer 🔽

A. Iodine

9️⃣6️⃣ Which of these is a non-metal and used in fireworks? 🎆

  • A. Sodium
  • B. Sulphur
  • C. Zinc
  • D. Iron
Show Answer 🔽

B. Sulphur

9️⃣7️⃣ Which metal is mixed with gold to make it hard? 💍

  • A. Silver
  • B. Copper
  • C. Zinc
  • D. Lead
Show Answer 🔽

B. Copper

9️⃣8️⃣ What is brass made of? 🏅

  • A. Copper and Tin
  • B. Copper and Zinc
  • C. Iron and Zinc
  • D. Iron and Tin
Show Answer 🔽

B. Copper and Zinc

9️⃣9️⃣ Which gas is used in welding along with oxygen? 🔧

  • A. Nitrogen
  • B. Carbon dioxide
  • C. Acetylene
  • D. Argon
Show Answer 🔽

C. Acetylene

1️⃣0️⃣0️⃣ Which metal is used for making aircraft parts due to its light weight? ✈️

  • A. Zinc
  • B. Iron
  • C. Aluminium
  • D. Copper
Show Answer 🔽

C. Aluminium

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