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Name two metals each one of which has on...

Name two metals each one of which has one electron in its outermost shell.

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Lithium (2, 1) and sodium (2, 8, 1).
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ICSE-PERIODIC PROPERTIES OF ELEMENTS -IMPORTANT ASSIGNMENTS
  1. The elements of group 1 are called alkali metals. Give reason.

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  2. Name two metals each one of which has one electron in its outermost sh...

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  3. The elements of group 2 are called alkaline earth metals. Give reason.

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  4. The alkaline earth metals are placed in the same group. Give reason.

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  5. Name two elements which show chemical reactions similar to magnesium.

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  6. Name the property which all the elements of group 13 have in common.

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  7. Name an element which has a total of two shells and there are three el...

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  8. Name an element which has twice as many electrons in its second shell ...

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  9. Name an element which has a total of three shells and there are four e...

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  10. The elements of group 16 are called as chalcogens. Give reason.

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  11. Name all the elements of group 17.

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  12. Why are the elements of group 17 called halogens?

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  13. Name the property common to all the elements of the group in which flu...

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  14. Why are the elements of group 18 called noble gases?

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  15. Name an element that has two shells each one of which is completely fi...

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  16. Name two elements with filled outermost shell.

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  17. Helium is an unreactive gas and neon has very poor reactivity. What do...

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  18. What is the general name given to the elements of atomic numbers from ...

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