L2: metals and non-metals. Flashcards

1
Q

Where are metals on the periodic table?

A

They are on the left and centre of the periodic table

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2
Q

Where are non metals on the periodic table?

A

Mostly on the right, a staircase shaper from carbon to iodine, then down to astatine, then to radon, and all in between are non metals

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3
Q

how do metalloids behave?

A

sometimes like metals and sometimes like non metals, they are located as a staircase from boron to polonium

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4
Q

what are three properties of metals?

A

They are flexible (malleable and ductile), good electrical conductors, good heat conductors.

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5
Q

What does ductile mean?

A

u r able to make thin wire out of it.

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6
Q

what does malleable mean?

A

can be shaped without breaking

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7
Q

What r three properties of non metals?

A

Good heat insulator, good electrical insulator, brittle.

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8
Q

What does brittle mean?

A

Hard but can easily crack/break

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