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You can read period horizontally to know wich period are they in. Periods are based on how many shells they got. Examples in the 4th period are Potassium and Selenium both of them have four shells which that's why they belong to the 4th period

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You can read period horizontally to know wich period are they in. Periods are based on how many shells they got. Examples in the 4th period are Potassium and Selenium both of them have four shells which that's why they belong to the 4th period

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How do we find a Period in the Periodic table?

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How do we find a Period in the Periodic table?

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Francium is obtained by the neutron bombardment of radium in a nuclear reactor.

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Cesium have many uses one of them is used to make especial optical glass its also used as atomic clock

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Rubidium have many uses one of them is they use this on fire works to give it a purple sparks

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Potassium use mostly found in food especially in vegetable and fruits. It helps maintain the fluid of our body

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Sodium is commonly use in food. Because our body sodium to control Blood pressure and Blood volume and our muscle also needs sodium

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Lithium is commonly use on things that needs battery like remote, cellphone, electric vehicles, powerbank etc
because battery contains Lithium

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What makes up the 1A family in the Periodic table?

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What makes up the 1A family in the Periodic table?

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there are 6 elements in 1A family or Alkali Metals
•lithium
•sodium
•potassium
•rubidium
•cesium
• francium

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How are the elements arrange in the Periodic Table of Elements?

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How are the elements arrange in the Periodic Table of Elements?

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-A table of element is arranged in order of increasing the atomic number
-Element are arranged on the basis of increasing atomic masses
-Element with similar similar properties are arrranged in the same group like a family These families are
•alkali metals
•alkaline earth metals
• transition metals
•metalloids, halogens
•noble metals
•and noble gases