GROUP VA ELEMENTS
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January 16, 2023
GROUP VA ELEMENTS 4.1 INTRODUCTION The elements of group VA of the periodic table comprise nitrogen, phosphorus, arsenic, Antimony and bism...
Monday 16 January 2023
Sunday 15 January 2023
SEMICONDUCTORS
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January 15, 2023
SEMICONDUCTORS A semiconductor is a substance at has different resistances to the passages of an electric current under different circumsta...
Sunday 25 December 2022
Quartz
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December 25, 2022
Quartz Have all their valence forces satisfied, as is shown by the high surface activity of silica. In each of the various crystalline forms...
GROUP 4A ELEMENTS
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December 25, 2022
GROUP IVA ELEMENTS Group IVA of the periodic table comprises elements, carbon, silicon, germanium, tin and There is a marked change of prope...
Saturday 24 December 2022
GROUP 3 AND 4 ELEMENTS OF PERIODIC TABLE
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December 24, 2022
GROUP 3 AND 4 ELEMENTS OF PERIODIC TABLE GROUP IIIA ELEMENTS The Group IIIA of the Periodic Table comprises the elements boron, aluminium,G...
Friday 23 December 2022
Role of lime in agriculture
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December 23, 2022
ROLE OF LIME IN AGRICULTURE AND INDUSTRY Lime, (CaO) is a soft, white compound which is obtained by the thermal decomposition of CaCO2. Role...
Tuesday 6 December 2022
Carbonates
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December 06, 2022
Carbonates The carbonates of alkali metals are all soluble in water and are stable towards heat except Li,CO, which is not only insoluble b...
Monday 5 December 2022
General behavior of Alkali metals
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December 05, 2022
GENERAL BEHAVIOUR OF ALKALI METALS The reducing property of an element depends on the magnitude of its ionization energy. Reducing agent is...
Sunday 4 December 2022
S-Block Elements of periodic table
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December 04, 2022
S-Block Elements of periodic table Introduction The s-block elements are the metals in Group IA and Group IIA of the periodic table. They ...
Friday 2 December 2022
Oxides of the periodic table
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December 02, 2022
Oxides Oxygen forms compounds, called oxides, with almost every other element in the Periodic table. Since, many of these have quite unusual...
