Concept explainers
(a)
Interpretation:
The chemical symbol, group number,
Concept Introduction :
The periodic table is a proper arrangement of the elements according to their increasing atomic number. The elements of same group have similar properties. The periodic table is divided into two sections, one is a vertical column and the other one is horizontal row.
(a)
Answer to Problem 40A
Chemical symbol=
Explanation of Solution
According to the nature of elements, different groups are categorized as alkali metals, alkaline earth metals, halogen, inert gases, etc. Elements are arranged in a vertical column known as group. Also, elements are arranged in a horizontal row known as a period.
The chemical symbol, group number, atomic number, and nature of rubidium:
Element | Chemical symbol | Atomic number | Group number | Metal / non-metal/ metalloid |
Rubidium | | | | Metal |
(b)
Interpretation:
The chemical symbol, group number, atomic number, and nature of germanium needs to be explained.
Concept Introduction :
The periodic table is a proper arrangement of the elements according to their increasing atomic number. The elements of same group have similar properties. The periodic table is divided into two sections, one is a vertical column and the other one is horizontal row.
(b)
Answer to Problem 40A
Chemical symbol=
Explanation of Solution
According to the nature of elements, different groups are categorized as alkali metals, alkaline earth metals, halogen, inert gases, etc. Elements are arranged in a vertical column known as group. Also, elements are arranged in a horizontal row known as a period.
The chemical symbol, group number, atomic number, and nature of germanium:
Element | Chemical symbol | Atomic number | Group number | Metal / non-metal/ metalloid |
Germanium | | | | Metalloid |
(c)
Interpretation:
The chemical symbol, group number, atomic number, and nature of Magnesium needs to be explained.
Concept Introduction :
The periodic table is a proper arrangement of the elements according to their increasing atomic number. The elements of same group have similar properties. The periodic table is divided into two sections, one is a vertical column and the other one is horizontal row.
(c)
Answer to Problem 40A
Chemical symbol=
Explanation of Solution
According to the nature of elements, different groups are categorized as alkali metals, alkaline earth metals, halogen, inert gases, etc. Elements are arranged in a vertical column known as group. Also, elements are arranged in a horizontal row known as a period.
The chemical symbol, group number, atomic number, and nature of Magnesium:
Element | Chemical symbol | Atomic number | Group number | Metal / non-metal/ metalloid |
Magnesium | | | | Metal |
(d)
Interpretation:
The chemical symbol, group number, atomic number, and nature of Titanium needs to be explained.
Concept Introduction :
The periodic table is a proper arrangement of the elements according to their increasing atomic number. The elements of same group have similar properties. The periodic table is divided into two sections, one is a vertical column and the other one is horizontal row.
(d)
Answer to Problem 40A
Chemical symbol=
Explanation of Solution
According to the nature of elements, different groups are categorized as alkali metals, alkaline earth metals, halogen, inert gases, etc. Elements are arranged in a vertical column known as group. Also, elements are arranged in a horizontal row known as a period.
The chemical symbol, group number, atomic number, and nature of Titanium:
Element | Chemical symbol | Atomic number | Group number | Metal / non-metal/ metalloid |
Titanium | | | | Metal |
(e)
Interpretation:
The chemical symbol, group number, atomic number, and nature of iodineneeds to be explained.
Concept Introduction :
The periodic table is a proper arrangement of the elements according to their increasing atomic number. The elements of same group have similar properties. The periodic table is divided into two sections, one is a vertical column and the other one is horizontal row.
(e)
Answer to Problem 40A
Chemical symbol=
Explanation of Solution
According to the nature of elements, different groups are categorized as alkali metals, alkaline earth metals, halogen, inert gases, etc. Elements are arranged in a vertical column known as group. Also, elements are arranged in a horizontal row known as a period.
The chemical symbol, group number, atomic number, and nature of iodine:
Element | Chemical symbol | Atomic number | Group number | Metal / non-metal/ metalloid |
Iodine | | | | Non-metal |
Chapter 3 Solutions
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