Zigya Logo

Chapter Chosen
s-વિભાગના તત્વો

Book Chosen
NEET JEE રસાયણ વિજ્ઞાન પ્રશ્ન બેંક

Subject Chosen
રસાયણ વિજ્ઞાન

Book Store
Download books and chapters from book store.
Currently only available for
CBSE Gujarat Board Haryana Board

Previous Year Papers
Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for
Class 10 Class 12
zigya logo

s-વિભાગના તત્વો
Advertisement

 

2 મોલ મગ્નેશિયમ નાઈટ્રોઈડની વધુ પ્રમાણમાં પાણી સાથેની પ્રક્રિયાથી નીચેના પૈકી શું મળે ?

  •  

    1 મોલ NH3

  •  

    4 àª®à«‹àª² NH3

  •  

    3 મોલ NH3

  •  

    મોલ HNO3

B.

 

4 àª®à«‹àª² NH3

Mg subscript 3 straight N subscript 2 space space space plus space space space 6 straight H subscript 2 straight O space space space space space rightwards arrow with space space space space space space space space on top space 3 Mg left parenthesis OH right parenthesis subscript 2 space space space space space space plus space space space space space space 2 NH subscript 3 space space space space therefore space 1 space મ ો લ space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space 2 space મ ો લ space space space space space space space space space space 2 space મ ો લ space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space 4 space મ ો લ

Mg subscript 3 straight N subscript 2 space space space plus space space space 6 straight H subscript 2 straight O space space space space space rightwards arrow with space space space space space space space space on top space 3 Mg left parenthesis OH right parenthesis subscript 2 space space space space space space plus space space space space space space 2 NH subscript 3 space space space space therefore space 1 space મ ો લ space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space 2 space મ ો લ space space space space space space space space space space 2 space મ ો લ space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space 4 space મ ો લ

Answer
    • Advertisement
    વનસ્પતિ છોડની રાખમાં Na અને K ધાતુના કયા ક્ષારો વધુ પ્રમાણમાં છે ?

    • PO43-

    • SO42-

    • CO32-

    • NO32-

    Answer
    • લિથિયમની ધતુક્રિયા દરમિયાન ઉપપેદાશ તરીકે કઈ ધાતુઓ મળે છે ? 

    • Cs

    • Rb

    • Rb અને Cs બંને 

    • એક પણ નહી 

    Answer
    • પ્રથમ સમૂહનું કયું તત્વ રેદિયો સ્ક્રિય છે ?

    • Na

    • Fr

    • K

    • Li

    Answer
    • ફ્રાન્શિયમની e- રચના કઈ છે ?

    • [Xe] 5s1

    • [Xe] 6s1

    • [Rn] 7s1

    • [Kr] 6s1

    Answer
    • Advertisement

    Switch

    flexipad
    flexipad