Worksheet #2: Synthesis Reactions

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Worksheet #2: Synthesis Reactions. In synthesis reactions, two or more reactants come together to form one compound. A + B → AB. Complete the following ...
Worksheet #2: Synthesis Reactions In synthesis reactions, two or more reactants come together to form one compound. A + B Æ AB Complete the following word equations, and write and balance the formula equation. 1. calcium + oxygen Æ

2.

copper

+

3.

calcium oxide

4.

hydrogen

+

nitrogen

Æ

5.

hydrogen

+

chlorine

Æ

6.

silver

sulfur

7.

chromium

+

oxygen

8.

aluminum

+

bromine

9.

sodium

10.

hydrogen

+

11.

aluminum

+

+

sulfur

+

+

copper(II) sulfide

Æ

water

Æ

Æ

iodine

Æ

Æ

Æ

oxygen

oxygen

Æ

Æ

calcium hydroxide

Worksheet #2: Synthesis Reactions 1.

calcium

+

oxygen 2Ca

2.

copper

+

+

3.

calcium oxide

+

+

hydrogen

+

5.

hydrogen

7.

silver

+

+

chromium

sodium

hydrogen

aluminum

H2O

ammonia

Æ

N2

2NH3

Æ

hydrogen chloride

Æ

Cl2

Ca(OH)2

Æ

2HCl

Æ

Æ

silver sulfide

16Ag

+

S8

oxygen +

+

+

+

iodine

+

+ 4Al

chromium(III) oxide

3O2

Æ

2Cr2O3 aluminum bromide

Æ

3Br2

2AlBr3

Æ

Æ

sodium iodide

I2

Æ

+

oxygen

Æ

+

O2

oxygen +

8Ag2S

Æ

Æ

bromine

2H2 11.

calcium hydroxide

sulfur

2Na 10.

Æ

+

2Al 9.

water

chlorine

+

aluminum

8CuS

+

4Cr 8.

Æ

nitrogen

H2 6.

copper(II) sulfide

S8

+

3H2

2CaO

Æ

Æ

CaO 4.

O2

sulfur 8Cu

calcium oxide

Æ

3O2

2NaI water 2H2O

Æ Æ

aluminum oxide Æ

2Al2O3