Periodic Trends

Front

Electronegativity

Back

ability to attract electrons

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Front

In the alkali metals, which element has a larger atomic radius?

Back

cesium, Cs

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Front

In the halogen family, which element is the most electronegative?

Back

fluorine, F

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Front

Looking at period 3, which element has the smallest atomic radius?

Back

Cl

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Front

How do scientists measure the size of atoms?

Back

measuring the distance between 2 nuclei

Front

As you move across a period, what happens to the nuclear charge in the atoms?

Back

It increases because more protons are added.

Front

What idea is this cartoon showing?

Back

chlorine is more electronegative than hydrogen

Front

In group 2, which of these elements has the largest atomic radius? Options: Ba, Mg, Ca, La

Back

Ba

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Front

Which of the following elements is the most electronegative?

Hydrogen, H

,

Aluminum, Al

,

Oxygen, O

,

Cesium, Cs

Back

Oxygen, O

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Front

Which of these halogens has the largest atomic radius?

fluorine, F

,

chlorine, Cl

,

bromine, Br

,

iodine, I

Back

iodine, I

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