Chemical Compounds

Chemical Compounds

By NAUDIA LAWRENCE

If the element is in the same group it will have the same chemical properties.

​

Groups are the colums on the periodic table. There are 18 groups​

​Some text here about the topic of discussion.

​Same Chemical Properties

​

Multiple Choice

Which element has chemical properties that are most similar to the chemical properties of sodium?

• (1) beryllium

• (2) calcium

• (3) lithium

• (4) magnesium

Multiple Choice

Which list includes elements with the most similar chemical properties?

• (1) Br, Ga, Hg

• (2) Cr, Pb, Xe

• (3) O, S, Se

• (4) N, O, F

Multiple Choice

The elements in Group 2 have similar chemical properties because each atom of these elements has the same

• (1) atomic number

• (2) mass number

• (3) number of electron shells

• (4) number of valence electrons

Multiple Choice

Which element has chemical properties that are most similar to the chemical properties of fluorine?

• (1) boron

• (2) chlorine

• (3) neon

• (4) oxygen

Multiple Choice

Which elements have the most similar chemical properties?

• (1) Si, As, and Te

• (2) N2, O2, and F2

• (3) Mg, Sr, and Ba

• (4) Ca, Cs, and Cu

Rules for Writing Chemical Compounds

1. Write the name of the metal

2. Write the name of the non-metal

3. Change the name of the non-metal's ending to "IDE"

Some text here about the topic of discussion

Rules for writing Chemical Formulas

1. Write the symbols of the metal and non - metal

2. Write down the charges of each

3. Criss-cross the charges

4. Drrop numbers if they are the same

Some text here about the topic of discussion

Multiple Choice

Ba⁺², Br^-1

• BrBa

• Br₂Ba₂

• BaBr₂

• Br₂Ba

Multiple Choice

Ca⁺², O^-2

• CaO

• OCa

• Ca_-2O₊₂

• Ca₂O₂

Multiple Choice

Ca⁺²P^-3

• PCa

• P₂Ca₃

• CaP

• Ca₃P₂

Multiple Choice

The correct chemical formula for magnesium phosphide is

• MgP

• Mg₂P₃

• Mg₃P₂

• Mg₃(PO₄)₂

Multiple Choice

What is the correct formula for phosphorous trichloride?

• P₃Cl

• PCl₃

• KCl₃

• K₃Cl

Multiple Choice

 What is the correct formula for aluminum phosphide?

• Al₃P₃

• AlP

• AlPO₄

• AlPO₃

Multiple Choice

What do atoms of metals tend to do with their valence electrons when bonding with non-metals?

• share them

• Give them away

• Keep them and take others

• Keep them and give others