
(a)
Interpretation: Main group elements have to be defined, names and symbols of six main group elements includes two metals, two nonmetal and two metalloids have to be given.
Concept Introduction: In the periodic table elements are categorized as main group elements, the noble gases, the
To Know main group element
(b)
Interpretation: Main group elements have to be defined, names and symbols of six main group elements includes two metals, two nonmetal and two metalloids have to be given.
Concept Introduction: In the periodic table elements are categorized as main group elements, the noble gases, the transition elements, the lanthanides and the actinides. The elements in groups 1A through 7A are called main group elements.
To give name and symbol of two metals in main group elements
(c)
Interpretation: Main group elements have to be defined, names and symbols of six main group elements includes two metals, two nonmetal and two metalloids have to be given.
Concept Introduction: In the periodic table elements are categorized as main group elements, the noble gases, the transition elements, the lanthanides and the actinides. The elements in groups 1A through 7A are called main group elements.
To give name and symbol of two non-metals in main group elements
(d)
Interpretation: Main group elements have to be defined, names and symbols of six main group elements includes two metals, two nonmetal and two metalloids have to be given.
Concept Introduction: In the periodic table elements are categorized as main group elements, the noble gases, the transition elements, the lanthanides and the actinides. The elements in groups 1A through 7A are called main group elements.
To give: name and symbol of two metalloids in main group elements.

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Chapter 4 Solutions
Chemistry: Atoms First
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