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Why s block has only 2 groups?

Updated: 8/11/2023
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11y ago

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The simple answer is that the s block can contain 2 electrons, the p block 6 electrons, the d block 10 electrons and the f block 14 electrons. Because of this, there are 14 different outer electron configurations and hence it spans 14 groups.

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11y ago
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12y ago

The the electron configurations of elements in Groups 1 and 2 end in the s sublevel.

Magnesium, for example, is a Group 2 element and has an electron configuration of :

1s22s22p63s2

The last electron of the configuration ends in the s-block.

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14y ago

the s orbitals hold 2 electrons at most so the s block spans two groups.

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14y ago

The block of elements that we happen to label 'd' all contain electrons in the 'd' sheel, which can hold a maximum of 10 electrons.

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13y ago

The s orbital in quantum and wave mechanics can only have 2 eelctrons in it. The groups 1 and 2 have either one or two outer electrons and thus in the s block

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8y ago

S shell can have only 2 electrons. P sub shell can have 6 electrons.

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11y ago

it is because s block elements contains s orbitals which can accomodate only 2 electrons which makes it have a general configuration ns2

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9y ago

Because an s orbital can hold 2 electrons. The alkali metals group 1 have 1 s electron. The alkaline earth metals, group 2, have 2.

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10y ago

because samuela enjoys football

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Q: Why s block has only 2 groups?
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Related questions

What is an element in the s block or p block of the periodic table?

The elements in Groups 1 and 2 are in the s block. The elements in Groups 13-18 are in the p block.


What section of the periodic table includes the s block and p block?

S-BLOCK IS FROM GROUP # 1-2 P-BLOCK IS FROM GORUP # 13-18 S-BLOCK IS FROM GROUP # 1-2 and P-BLOCK IS FROM GORUP # 13-18


What groups of element does the s-block contain?

The s-block contains group 1-2.


What are in the s- and p-blocks of the table?

s-block elements: groups 1 and 2 p-block elements: groups 13 to 18


Where is the location of the s p d and f-block on the periodic table?

s-block: groups 1 and 2 p-block: groups 13 - 18 d-block: groups 3 - 12 f-block: lanthanides and actinides


What are in the s- and p-blocks of the periodic table?

s-block elements: groups 1 and 2 p-block elements: groups 13 to 18


Are in the s and p blocks of periodic table?

s-block elements: groups 1 and 2 p-block elements: groups 13 to 18


What groups comprise each block of elements in the periodic table?

s block elements: groups 1-2 d block elements: groups 3-12 p block elements: groups 13-18


What is s block element?

S block elements are elements that contain their outermost electron in the s shell. S block elements are further divided into 2 groups.


What groups of elements does the s-block contian?

Group 1 and group 2 elements are called s-block elements


Which periodic table family consists of highly-reactive elements?

S block has the most reactive elements. The groups 1 and 2 belongs to the s block.


What is s block in the periodic table?

bcoz these elements accrding to e configuration come in s sub shells