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Chemistry

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Tyree Cassin

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โˆ™ 2021-10-11 18:33:25
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Cards in this guide (20)
What is the periodic table

A tool to organize the elements

Where are electrons found in the atom

At different distances from the nucleus

What are the rows of the periodic table called

Rows of the periodic table are called periods.

Which type of volcano consists of layers of lava flows and pyroclastic material

A composite cone is the type of volcano that consists of layers of lava flows and pyroclastic material. A stratovolcano is an example of a composite cone.

Are there buildings taller than 100 stories

There are lots of buildings higher than 100 stories. Many skyscrapers are taller.

Which of the following elements is an alkaline earth metal

The alkaline earth metals are beryllium, magnesium, calcium, strontium, barium, and radium.

What group is Zn in

Group 12

What are elements in the tall columns of the periodic table called

Representative elements

Which electrons are the valence electrons of the atom

The correct answer is: The electrons farthest away from the nucleus...

chris ellis

Why are elements in the tall columns of the periodic table called representative elements

They follow a pattern for valence electrons.

How many valence electrons does S-32 have

6

Why do all the elements in Group 16 share similar properties

They all have the same number of valence electrons

Which element would you expect to behave the most like carbon

Ge Germanium

What does the group number of A elements in the AB numbering system tell about valence electrons

all the elements in group A has the same number of valence electrons

What does adding a neutron to an atoms nucleus do to the atoms mass

we can not add neutron

What order did Mendelblatt Mendeleev arrange the elements in his periodic table

what order did Mendeleev arrange the elements in his periodic table

What period is Zn (zinc) in

12

How many elements occur naturally on earth.

90

-Apex

Na-23 has 12 neutrons what is its atomic number

11

Which describes green design

Materials and design techniques that reduce the negative environmental impact of a structure

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