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Test: Metals and Alloys - Grade 10 MCQ


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10 Questions MCQ Test - Test: Metals and Alloys

Test: Metals and Alloys for Grade 10 2024 is part of Grade 10 preparation. The Test: Metals and Alloys questions and answers have been prepared according to the Grade 10 exam syllabus.The Test: Metals and Alloys MCQs are made for Grade 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Metals and Alloys below.
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Test: Metals and Alloys - Question 1

Which of these materials is an alloy?

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Steel is an alloy of iron with one or more other elements.

Test: Metals and Alloys - Question 2

What is an alloy?

Detailed Solution for Test: Metals and Alloys - Question 2

An alloy is a mixture of two or more elements, where at least one element is a metal.

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Test: Metals and Alloys - Question 3

Why do metals have high melting points?

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Metals have high melting points because they have strong metallic bonds.

Test: Metals and Alloys - Question 4

Which part of a metal is most important in transferring thermal energy?

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In a metal, the delocalised electrons are most important in transferring thermal energy.

Test: Metals and Alloys - Question 5

Which of these properties is typical of metals?

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Metals are good conductors of electricity.

Test: Metals and Alloys - Question 6

Which of these statements about alloys is correct?

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Most alloys are harder than the individual elements that they are made from.

Test: Metals and Alloys - Question 7

Why can metals be bent and shaped?

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Metals can be bent and shaped because their atoms are arranged in layers which slide over each other.

Test: Metals and Alloys - Question 8

How are the atoms arranged in a metal?

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The atoms in metals are arranged in layers.

Test: Metals and Alloys - Question 9

Why are electrons in the outer shell of metal atoms free to move through the whole structure?

Detailed Solution for Test: Metals and Alloys - Question 9

Electrons in the outer shell of metal atoms free to move through the whole structure because they are delocalised.

Test: Metals and Alloys - Question 10

How are the particles bonded together in metals?

Detailed Solution for Test: Metals and Alloys - Question 10

In metals, there are attractive forces between atoms and delocalised electrons in metals.

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