हिंदी

If the Electronic Configuration of Metal a is (2, 8, 1) and that of Metal B is (2, 8, 2) Then: A.Which Metal is Less Reactive?B. Write the Names of the Two Metals.C. Write the Balanced Chemical - Science and Technology 2

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प्रश्न

If the electronic configuration of metal A is (2, 8, 1) and that of metal B is (2, 8, 2) then:
a. Which metal is less reactive?
b. Write the names of the two metals.
c. Write the balanced chemical equation of the reaction of anyone metal with hydrochloric acid.
टिप्पणी लिखिए

उत्तर

a. Metal B is less reactive. 

b. Metal A is sodium & Metal B is magnesium. 

c. \[\ce{Mg_{(s)} + 2HCI_{(aq)}-> MgCI2_{(aq)} + H2_{(g)}}\]

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2014-2015 (July)

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