Chapter 8: Things To Know

Question 0

What are 6 polyatomic ions?

Answer 0

1. Sulfate (SO4) -2
2. Carbonate (CO3)-2
3. Nitrate (NO3)-
4. Phosphate (PO4)-3
5. Hydroxide (OH)-1
6. Ammonium (NH4) +1

Question 1

What are the 7 diatomic molecules?

Answer 1

1. H, Hydrogen
2. N, Nitrogen
3. O, Oxygen
4. F, Fluorine
5. Cl, Chlorine
6. Br, Bromine
7. I, Iodine

Question 2

Synthesis Reaction
-Elements with Oxygen and Sulfur
Produces what?

Answer 2

Form oxide of that metal
Form sulfide of that elements
-sulfur reacts with oxygen to form sulfur dioxide

Question 3

Synthesis Reaction

-Metals with halogens

Answer 3

The elements together.

Question 4

Synthesis Reaction
-With oxide and water
Will produce?

Answer 4

Metal hydroxides
Nonmetals will produce oxyacides
Some react to for acides

Question 4

Decomposition
-a binary compound
Will produce?

Answer 4

2 elements that make the binary compound up

Question 5

Decomposition
-Metal carbonates
Will produce?

Answer 5

Metal oxide and carbon dioxide

Question 6

Decomposition
-Metal hydroxides
Will produce?

Answer 6

Metal oxide and water

Question 7

Decomposition
-Metal Chlorates
Will produce?

Answer 7

Metal chloride and oxygen

Question 8

Decomposition
-Acids
Will produce?

Answer 8

Certain acids will produce nonmetal oxides and water
Carbonic acids will decompose rapidly at room temp producing carbon dioxide and water
When heated sulfuric will produce sulfur trioxide and water

Question 9

Single-Replacement
-Metal in a compound by another metal
Will produce?

Answer 9

One metal will replace the other

Question 10

Single-Replacement
-Hydrogen in water by a metal
Will produce?

Answer 10

Most active metals (Group 1) will react vigorously with water to produce metal hydroxide and hydrogen
Less active metals react wit steam to produce meta oxide and hydrogen gas

Question 11

Single-Replacement
-Hydrogen in an acid by a metal
Will produce?

Answer 11

Replaces hydrogen forming s metal compound. Salt and hydrogen gas

Question 12

Single-Replacement
-Halogens
Will produce?

Answer 12

Halogen will replace another halogen.

Cannot replace any halogen below it

Question 13

Double-Replacement

Will produce?

Answer 13

2 ions replace one another

Question 14

Combustion
-Add oxygen
Will produce?

Answer 14

Carbon dioxide and water

Question 15

Refer to activity table to see if the reaction can happened.
Rules?

Answer 15

A. It will say it can
B. An element can replace any element below it, but not an element above it
C. Only applies to single-replacement reactions
D. Halogen nonmetals also do not apply