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Chaitan Singh
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Asked: 2020-10-21T04:38:48+00:00 In:

Name two elements that have two electrons in their outermost shells.

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NCERT Solution for Class 10 Science Chapter 5
Periodic Classification of Elements
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Intext Questions
Page No-90
Questions No- 3 Part 2

2020-2021cbsechapter 5class10ncertperiodic classificationscience
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    7 Answers

    1. Best Answer

      Magnesium (Mg) and calcium (Ca) have two electrons in their outermost shells.

      For more answers visit to website:
      https://www.tiwariacademy.com/ncert-solutions/class-10/science/chapter-5/

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    2. All second group elements of periodic table like Be, Ca, Ma, Sr, etc.

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    3. Be and Ca

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    4. Second group elements

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    6. It is Be, Ca, Mg and Sr

      not Ma

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    7. According to NCERT Textbook, it is Mg (Magnesium) and Ca (Calcium).

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    8. Calcium and Magnesium

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