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Olympiad Test: Metals And Non-Metals - 1


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10 Questions MCQ Test Science Olympiad Class 8 | Olympiad Test: Metals And Non-Metals - 1

Olympiad Test: Metals And Non-Metals - 1 for Class 8 2023 is part of Science Olympiad Class 8 preparation. The Olympiad Test: Metals And Non-Metals - 1 questions and answers have been prepared according to the Class 8 exam syllabus.The Olympiad Test: Metals And Non-Metals - 1 MCQs are made for Class 8 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Metals And Non-Metals - 1 below.
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Olympiad Test: Metals And Non-Metals - 1 - Question 1

A metal which exists in liquid state:

Olympiad Test: Metals And Non-Metals - 1 - Question 2

Which of the following property regarding metal is correct?  

Olympiad Test: Metals And Non-Metals - 1 - Question 3

Choose the correct one for metal.

Olympiad Test: Metals And Non-Metals - 1 - Question 4

A substance composed of two or more metals is called:

Olympiad Test: Metals And Non-Metals - 1 - Question 5

Which one of the following is a metal?

Olympiad Test: Metals And Non-Metals - 1 - Question 6

Which one of the following is a non metal?

Olympiad Test: Metals And Non-Metals - 1 - Question 7

Metals generally forms:

Olympiad Test: Metals And Non-Metals - 1 - Question 8

A metal which melts on the palm:

Detailed Solution for Olympiad Test: Metals And Non-Metals - 1 - Question 8

The element gallium is an unexpected metal—it's a soft, silvery-white metal that is solid at room temperature (similar to aluminum) but it can literally melt in the palm of your hand.

Olympiad Test: Metals And Non-Metals - 1 - Question 9

A metal which is a poor conductor of heat:

Detailed Solution for Olympiad Test: Metals And Non-Metals - 1 - Question 9

Lead has less metallic character, so it is a poor conductor of heat. Lead lies in group 14 of the modern periodic table. metallic characters decrease, as we move left to right in the periodic table. Metals are usually the best conductors of thermal energy. This is due to the way that metals are chemically bonded: metallic bonds (as opposed to covalent or ionic bonds) have free-moving electrons which are able to transfer thermal energy rapidly through the metal. Lead lacks this kind of electrons so it's a poor conductor of heat. But compared to non-metal it's conductivity is quite higher.

Olympiad Test: Metals And Non-Metals - 1 - Question 10

The most abundant element in the universe is

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