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Which two elements of group 5-A shows non metallic character
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As (Arsenic) & Sb (Antimony) are
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Group V-A

Pnictogen Family of Periodic Table/ The Nitrogen Family

Which two elements of group 5-A shows non metallic character Nitrogen & Phosphorus
As (Arsenic) & Sb (Antimony) are Metalloids
Which element of Pnictogen Family shows definite metallic properties Bismuth (Bi)
Down the group the bonding character shifts from ? Covalent ---------( bonding character)---------Ionic from covalent to Ionic due to increase in metallic character
How many elements of Nitrogen family have allotropes? 3 - Phosphorus, Antimony & Arsenic
How many allotropes of P are there Phosphorus have 6 allotropes
What are the common valencies of group 5-A elements Three & Five Example: Phosphorus can make 3 or 5 covalent bonds
The compounds of Nitrogen not commonly found as Minerals Inorganic Compounds
Atomic number of (Antimony) Sb is 51
Dinitrogen pentoxide is also called Nitrogen Anhydride
Temp provided in Briklend & Eyde's process for formation of nitric oxide NO is 3000° C
Nitric Acid can be prepared by dissolving N²O³ in H²O at Temp? 0° C
N²O is also called Laughing Gas
Aqua Regia is formed by mixing of 1 mole of HNO³ + 3 mole of HCL
Which factor in aqua regia dissolves noble metals like gold & Platinum Nascent Chlorine [Cl] in gaseous form
Cu & Pb when reacted with dilute acid gives Nitric Oxide (NO)
NO² (nitrogen dioxide) is formed when Cu & Pb reacts with Concentrated Acid
Give equation of chlorine dissolving Gold (Au) Au + 3[Cl] → AuCl³
Created by: 72035_x
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