there are 7 electrons in the third shell of an element X Mass of Xis 35 (a) Write the electronic configuration of X (b) What is the valency of X (c) write number of neutrons in X (d) Write the symbol of ion of X
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Did you mean: there are 7 electrons in the third shell of an element X Mass of X Is 35 (a) Write the electronic configuration of X (b) What is the valency of X (c) write number of neutrons in X (d) Write the symbol of ion of X
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एक तत्व के तीसरे कोश में 7 इलेक्ट्रॉन होते हैं x का द्रव्यमान x 35 a x का इलेक्ट्रॉनिक विन्यास लिखिए b की संयोजकता x c की संयोजकता क्या है x d में न्यूट्रॉनों की संख्या लिखिए x के आयन का प्रतीक लिखिए
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17. An element 'X' has mass number 35 and number of neutrons 18 ...
Write atomic number and electronic configuration of 'X'. Also write group number, period number and valency of 'X'. changoblem of waste disnosal?
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The atomic number of an element 'X' is 19a) Write its electronic ... - Toppr
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The atomic number of an element 'X' is 19a) Write its electronic configuration.b) To which period of the Modern Periodic Table does it belong and what ...
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The Elements, sorted by Atomic Number
Atomic NumberSymbolAtomic Mass (amu, g/mol)34Se78.9635Br79.90436Kr83.8037Rb85.4678