Concept explainers
(a)
Interpretation:
The group 5A element has to be identified and it should be best fit for the given description.
Concept introduction:
General properties of 5A elements:
Group 5A elements contain five valance electrons.
They have some different oxidation state.
These elements are usually form covalent bonds but can also form ionic bonds.
In this group elements include non-metals, metalloids and metals.
All elements are solids at room temperature expect nitrogen.
(b)
Interpretation:
The group 5A element has to be identified and it should be fit for the given description.
Concept introduction:
General properties of 5A elements:
Group 5A elements contain five valance electrons.
They have some different oxidation state.
These elements are usually form covalent bonds but can also form ionic bonds.
In this group elements include non-metals, metalloids and metals.
All elements are solids at room temperature expect nitrogen.
(c)
Interpretation:
The group 5A element has to be identified and it should be best fit for the given description.
Concept introduction:
General properties of 5A elements:
Group 5A elements contain five valance electrons.
They have some different oxidation state.
These elements are usually form covalent bonds but can also form ionic bonds.
In this group elements include non-metals, metalloids and metals.
All elements are solids at room temperature expect nitrogen.
(d)
Interpretation:
The group 5A element has to be identified and it should be fit for the given description.
Concept introduction:
General properties of 5A elements:
Group 5A elements contain five valance electrons.
They have some different oxidation state.
These elements are usually form covalent bonds but can also form ionic bonds.
In this group elements include non-metals, metalloids and metals.
All elements are solids at room temperature expect nitrogen.
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General Chemistry: Atoms First
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- Give the oxidation state of the metal for each of the following oxides of the first transition series. (Hint: Oxides of formula M3O4 are examples of mixed valence compounds in which the metal ion is present in more than oneoxidation state. It is possible to write these compound formulas in the equivalent format MO∙M2O3, to permit estimation of the metal’s two oxidation states.)(a) Sc2O3(b) TiO2(c) V2O5(d) CrO3(e) MnO2(f) Fe3O4(g) Co3O4(h) NiO(i) Cu2Oarrow_forwardWrite a chemical formula for each compound or ion,and indicate the oxidation state of the group 5A elementin each formula: (a) phosphate ion, (b) arsenous acid,(c) antimony(III) sulfide, (d) calcium dihydrogen phosphate,(e) potassium phosphide, (f) gallium arsenide.arrow_forwardWrite the chemical formula for each of the following compounds,and indicate the oxidation state of the group 6Aelement in each: (a) sulfur tetrachloride, (b) selenium trioxide,(c) sodium thiosulfate, (d) hydrogen sulfide, (e) sulfuricacid, (f) sulfur dioxide, (g) mercury telluride.arrow_forward
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- Write a balanced chemical equation for the reaction of an excess of oxygen with each of the following. Remember that oxygen is a strong oxidizing agent and tends to oxidize an element to its maximum oxidation state.(a) Mg(b) Rb(c) Ga(d) C2H2(e) COarrow_forwardWrite the chemical formula for each of the following compounds,and indicate the oxidation state of the group 6Aelement in each: (a) selenous acid, (b) potassium hydrogensulfite, (c) hydrogen telluride, (d) carbon disulfide, (e) calciumsulfate, (f) cadmium sulfide, (g) zinc telluride.arrow_forwardWhat are the oxidation numbers of the following: (a) Si in SiO2 (b) N in NH4+ (c) N in NH3 (d) N in N2Oarrow_forward
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