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Chemistry > Bonding and Structure > Flashcards

Bonding and Structure Flashcards

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1
Q

Why are alloys stronger than pure metals?

A

Different sized atoms disrupt the orderly arrangement in pure metals making it harder for the atoms to slide over one another when a force is applied

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2
Q

How do metals conduct electricity?

A

Outer ‘sea of delocalised’ electrons are free to move about around metal cations

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3
Q

Why are alloys stronger/harder than pure metals?

A

Different sized particles disrupt orderly arrangement of pure metal atoms, making it harder for atoms to slide over one another when a force is applied

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4
Q

What is the composition of steel and its use?

A

Iron & Carbon

To increase hardness

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5
Q

What is the composition of stainless steel and is purpose?

A

Iron, Chromium, Nickel & Carbon

Increase resistance to corrosion

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6
Q

What is the composition and purpose of brass?

A

Copper & Zinc

To increase hardness and strength

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7
Q

What is the composition and purpose of bronze?

A

Copper & Tin

To increase hardness and strength

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Chemistry (9 decks)

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