Which of the following are examples of metallic elements?

A. Iron, copper, sodium, magnesium

B. Carbon, sulfur, phosphorus, iodine

C. Oxygen, nitrogen, chlorine, helium

D. Silicon, boron, arsenic, selenium

Tungsten is used in the manufacturing of electric bulbs because _?

A. It has very high melting point

B. It is a good conductor of electricity

C. It is highly ductile and malleable

D. It is the cheapest available metal

Everyday Science · Atoms, Elements & Compounds · page 5 of 10

Metal Elements MCQs with Answers

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Metal Elements MCQs (41–50)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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41.
Which of the following has a greater affinity for oxygen?
Correct Answer: A. Mg
One-liner
Magnesium (Mg) has a greater affinity for oxygen compared to Na, Fe, and Cu due to its high reactivity as an alkaline earth metal.
42.
Zn, Cd and Hg are ?
Correct Answer: C. Both A and B
One-liner
Zn (Zinc), Cd (Cadmium), and Hg (Mercury) are both soft and volatile metals.
43.
The example of metallic solid is
Correct Answer: A. Cu
One-liner
Cu (Copper) is an example of a metallic solid because it consists of metal atoms held together by metallic bonds.
44.
Which of the following are examples of metallic elements?
Correct Answer: A. Iron, copper, sodium, magnesium
One-liner
Iron, copper, sodium, and magnesium are all metallic elements, characterized by properties such as luster, malleability, and good conductivity of heat and electricity.
45.
Past Paper MCQ
Which metal is liquid at room temperature?
Correct Answer: C. Mercury
One-liner
Mercury is the only metal that exists in liquid state at room temperature.
46.
Which of the following is an alkali metal?
Correct Answer: B. Potassium
One-liner
Potassium is an alkali metal, belonging to Group 1 of the periodic table.
47.
22 Karat gold contains 91.6% gold and 8.4% other metals. What is 22 Karat gold commonly known as?
Correct Answer: D. All of these
One-liner
22 Karat gold is commonly known as All of these — standard gold, bullion gold, and crown gold are all names used for it.
48.
Which of the following alkali metal forms only normal oxide with O2?
Correct Answer: A. Li
One-liner
Lithium (Li) is the only alkali metal that forms a normal oxide (Li₂O) when reacted with oxygen.
49.
Tungsten is used in the manufacturing of electric bulbs because _?
Correct Answer: A. It has very high melting point
One-liner
Tungsten is used in electric bulbs because it has a very high melting point (around 3422°C), allowing the filament to glow white-hot without melting.
50.
Which of the following metals is not only magnetic but also radioactive?
Correct Answer: D. Thorium
One-liner
Thorium is a metal that exhibits both magnetic properties and radioactivity, making it unique among the given options.

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Metal Elements MCQs with Answers

Metal Elements MCQs (41–50)

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