The periodic table of elements | PPT - Free Printable

Problem Description:

The image provided is a periodic table of the elements. The task likely involves identifying specific elements, their properties, or solving a problem related to the periodic table. Since no explicit problem statement is given in the question, I will infer a common type of problem that might be associated with the periodic table and solve it.

#### Inferred Problem:
Identify the following elements based on their atomic numbers and describe their general properties:
1. Element with atomic number 6
2. Element with atomic number 17
3. Element with atomic number 35

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Solution:

#### Step 1: Identify the Elements
Using the periodic table provided in the image:

1. Element with atomic number 6:
- The element with atomic number 6 is Carbon (C).
- It is located in Group 14 (IVA) and Period 2.

2. Element with atomic number 17:
- The element with atomic number 17 is Chlorine (Cl).
- It is located in Group 17 (VIIA) and Period 3.

3. Element with atomic number 35:
- The element with atomic number 35 is Bromine (Br).
- It is located in Group 17 (VIIA) and Period 4.

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#### Step 2: Describe the General Properties of Each Element

1. Carbon (C):
- Atomic Number: 6
- Group: 14 (IVA)
- Period: 2
- Classification: Nonmetal
- Properties:
- Carbon is a versatile element known for its ability to form strong covalent bonds.
- It exists in various allotropes, such as diamond (a hard, transparent solid) and graphite (a soft, conductive material).
- Carbon is essential for life and is the basis of organic chemistry.
- It has a high melting point and is chemically stable under normal conditions.

2. Chlorine (Cl):
- Atomic Number: 17
- Group: 17 (VIIA)
- Period: 3
- Classification: Halogen
- Properties:
- Chlorine is a highly reactive nonmetal.
- It is a greenish-yellow gas at room temperature.
- Chlorine is a strong oxidizing agent and is used in disinfectants, bleaches, and water purification.
- It reacts readily with most metals and nonmetals.
- Chlorine is also found in many compounds, such as sodium chloride (table salt).

3. Bromine (Br):
- Atomic Number: 35
- Group: 17 (VIIA)
- Period: 4
- Classification: Halogen
- Properties:
- Bromine is a reddish-brown liquid at room temperature.
- It is less reactive than chlorine but more reactive than iodine.
- Bromine is a strong oxidizing agent and is used in flame retardants, dyes, and pharmaceuticals.
- It has a pungent odor and is toxic.
- Like other halogens, bromine forms compounds with many elements, including hydrogen bromide (HBr).

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Final Answer:

\[
\boxed{
\text{1. Carbon (C), 2. Chlorine (Cl), 3. Bromine (Br)}
}
\]

This solution identifies the elements based on their atomic numbers and provides a brief description of their general properties. If the problem was different or more specific, please provide additional details so I can adjust the solution accordingly.