MindMap Gallery Chemistry-Sodium metal and its compounds mind map
This is a mind map about chemistry - metallic sodium and its compounds, metallic sodium and its oxides and salt-related properties, including the properties of sodium, sodium oxides, sodium salts, Hou's alkali production method, etc.
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This infographic, created using EdrawMax, outlines the pivotal moments in African American history from 1619 to the present. It highlights significant events such as emancipation, key civil rights legislation, and notable achievements that have shaped the social and political landscape. The timeline serves as a visual representation of the struggle for equality and justice, emphasizing the resilience and contributions of African Americans throughout history.
This infographic, designed with EdrawMax, presents a detailed timeline of the evolution of voting rights and citizenship in the U.S. from 1870 to the present. It highlights key legislative milestones, court decisions, and societal changes that have expanded or challenged voting access. The timeline underscores the ongoing struggle for equality and the continuous efforts to secure voting rights for all citizens, reflecting the dynamic nature of democracy in America.
This infographic, created using EdrawMax, highlights the rich cultural heritage and outstanding contributions of African Americans. It covers key areas such as STEM innovations, literature and thought, global influence of music and arts, and historical preservation. The document showcases influential figures and institutions that have played pivotal roles in shaping science, medicine, literature, and public memory, underscoring the integral role of African American contributions to society.
Metal sodium and its compounds
Properties of Sodium
physical properties
Silvery white metallic luster
Soft texture
Denser than water and greater than kerosene
Usually stored in kerosene
Chemical properties: Active metals are reducing
React with oxygen
normal temperature
Phenomenon
Cut sodium has a metallic luster
darkens quickly in the air
equation
heating
Phenomenon
Sodium melts into a shiny little ball
burning violently
flame turns yellow
Generates light yellow solid
equation
Reacts with water
reaction phenomenon
float
sodium floats on water
Sodium is less dense than water
melt
Sodium melts into small balls
Sodium has a low melting point and the reaction is exothermic
tour
The ball swims quickly on the water
The reaction releases hydrogen gas
ring
Makes a "hissing" sound and gradually disappears
The reaction is violent and gas is produced
red
Drops of phenolphthalein solution turn red
Alkaline substances are generated
reaction equation
Preparation of metallic sodium
Electrolysis of molten sodium chloride
Na is a reducing agent
Hou's method of making alkali
Preparation principle
Preparation steps
sodium salt
Properties of sodium carbonate
physical properties
white solid
soluble in water
Commonly known as soda, soda ash
Ionization equation
chemical properties
Properties of sodium bicarbonate
physical properties
white solid
Solubility is less than sodium carbonate at room temperature
Aqueous solutions are alkaline
Commonly known as baking soda
chemical properties
reacts with hydrochloric acid
reacts with sodium hydroxide
Poor thermal stability
Interconversion of sodium salts
sodium oxide
Properties of sodium oxide
physical properties
white solid
chemical properties
Reacts with water
reacts with hydrochloric acid
Reacts with carbon dioxide
Properties of sodium peroxide
physical properties
Light yellow solid
chemical properties
Reacts with water
Reacts with carbon dioxide
application
Respiratory mask, used as a source of oxygen in submarines
Basic oxides can react with water, acidic oxides, acids