(a) Interpretation: The group number of alkali metals in periodic table is to be identified. Concept introduction: The elements in a modern periodic table are arranged in the increasing order of their atomic numbers . In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

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Answer 1

Question

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

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Students have asked these similar questions

Using the periodic table, identify the lightest member of each of the following groups:(a) noble gases(b) alkaline earth metals(c) alkali metals(d) chalcogens

Refer to the periodic table and give the period and group number for each of these elements. (Use the standard U.S. notation for group numbers, i.e. 2A or 5B.) (a) argon period group number (b) lead period group number (c) carbon period group numbe

Locate each group of elements on the periodic table and listits group number.(a) alkali metals(b) alkaline earth metals(c) halogens(d) noble gases

Answer 2

Question

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

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Answer 3

Question

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

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Answer 4

Question

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

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Answer 5

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 6

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 7

Chapter 5, Problem 21E

Interpretation Introduction

(a)

Interpretation:

The group number of alkali metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The group number of alkaline earth metals in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in the increasing order of their atomic numbers. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 10

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 11

Interpretation Introduction

(c)

Interpretation:

The group number of halogens in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 12

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 13

Interpretation Introduction

(d)

Interpretation:

The group number of noble gases in periodic table is to be identified.

Concept introduction:

The elements in a modern periodic table are arranged in an increasing order of their atomic number. In the modern periodic table, the horizontal rows are known as periods, whereas vertical columns are known as groups. There are 7 periods and 18 groups in a modern periodic table.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 5 - Prob. 1CE Ch. 5 - Prob. 2CE Ch. 5 - Prob. 3CE Ch. 5 - Prob. 4CE Ch. 5 - Prob. 5CE Ch. 5 - Prob. 6CE Ch. 5 - Prob. 7CE Ch. 5 - Prob. 8CE Ch. 5 - Prob. 9CE Ch. 5 - Prob. 10CE

Solution Summary: The author explains that the group number of alkaline earth metals in periodic table is IA/2.

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Chapter 5 Solutions