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Atoms and Atomic Structure

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Cards in this guide (10)
Were JJ Thomson's ideas accepted by society at the time

yes jj thomsons ideas or beliefs were accpeted

What is the force on the Moon's surface compared to the force of gravity on earths surface

The moon's gravity is about 1/6th of the earth's.

What was the atomic theory about

the structure of the atom

How were the elements arranged on his periodic table

Elements are arranged in the order of increasing atomic number in the modern periodic table.

What elements have the highest and lowest ionization energy

Helium has the highest first ionization energy and francium has the lowest first ionization energy.

How many valence electrons does B boron have

Boron has 3 valence electrons.

What period is Pb in

How have chemists used the periodic table over time

What period is Zn (zinc) in

12

How does rubidium form an ion

Rubidium ionizes by losing its one valence electron. Its charge is therefore +1, and the ion is isoelectronic with Kr.

An engineer chooses to use a composite material that incorporates concrete and recycled glass for the floors of a new building. This is an example of

Green design

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