Compounds

Atomic Structure

Ionic Compounds: Formulas

Polyatomic

Molecular Compounds

Acids, Bases and pH
General

100

Protons and ____________ are found in the ___________.

neutrons, nucleus

100

Write the formula the following two elements form: Sodium and fluorine

NaF

100

What is the name for a small group of elements that have an overall charge?

Polyatomic Ion

100

Name the following: CS₂

carbon disulfide

100

Acids taste ________, while bases taste _________.

Sour, bitter

200

Elements in the first period can have a maximum of 2 of these:

Electrons

200

Write the formula the following two elements form: Magnesium and Chlorine

MgCl₂

200

Name the following: (NH₄)₂S

Ammonium Sulfide

200

Write the formula for: dinitrogen tetroxide

N₂O₄

200

When an base is placed in water , these ions are produced: _____

OH^- or hydroxide ions

300

Elements in the 3rd period can have a maximum of 8 of these.

electrons

300

Write the formula the following two elements form: Scandium and Oxygen

Sc₂O₃

300

Write the formula when the following combine: Calcium and Chlorate

Ca(ClO₃)₂

300

Draw a Lewis-dot diagram to show how dihydrogen monoxide forms.

H : O : H

300

Is a pH of 6 acidic or basic?

Acidic

400

How do you find the number of protons in an atom?

The atomic number.

400

Write the formula the following two elements form: Barium and Oxygen

BaO

400

Write the formula for Ammonium Hydroxide

NH₄(OH)

400

List the diatomic elements that forms gases with the general formula X₂

H O F Br I N Cl

400

How many times more basic is a pH of 9 vs 7?

100x

500

The sum of the number of neutrons PLUS the number of protons equals this:__________

Atomic Mass

500

Write the formula the following two elements form: Copper (I) and Nitrogen

Cu₃N

500

Determine the formula when the following combine: Magnesium and Chromate

MgCrO₄

500

Draw the Lewis-dot diagram to show how O₂gas forms.

.. ..

O :: O

.. ..

500

These are the products of a neutralization reaction:

Ionic salt and water