WebMar 20, 2024 · Solution 1: Atoms attain noble gas configuration when their outer most shell is completely filled with the required number of electrons. To achieve a noble gas configuration, atoms usually lose, gain, or share … WebJul 12, 2024 · Intext Solutions of Chapter-10, Nitric Acid ICSE Chemistry Selina Concise Class-10 Page-168 Question 1 What is: (a) aqua fortis (b) aqua regia (c) Fixation of Nitrogen? Answer 1 (a) Aqua fortis: Nitric acid is called aqua fortis. Aqua fortis means strong water. It is so called because it reacts with nearly all metals.
Concise Chemistry Class 10 ICSE Solutions - Selina Publishers - VEDAN…
WebMar 17, 2024 · Solution 6: (i) Elements in the same group have equal valency. (ii) Valency depends upon the number of valence electrons in an atom. (iii) Copper and zinc are transition elements. (iv) Noble gases are placed at the extreme right of the periodic table. Question 7: Name two elements in each case: WebClass 10 SELINA Solutions Chemistry Chapter 6 - Electrolysis Intext 1 Intext 2 Ex. 6 Electrolysis Exercise Intext 1 Solution 1 (a) Powdered sodium chloride (common salt) does not conduct an electric current, but it does so when dissolved in water or when melted. (b) Molten lead bromide conducts electricity .It is called an electrolyte. black boy quote of richard finding a new job
Concise Chemistry ICSE Class-10 Solutions Selina …
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