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anil kumar tamta - Author on ShareChat: Funny, Romantic, Videos, Shayari, Quotes
anil kumar tamta
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Good morning everybody.. Have a great day ahead... #📚एजुकेशनल ज्ञान📝 #📚प्रतियोगी परीक्षा विशेष🏆
📚एजुकेशनल ज्ञान📝 - HELP CAPSULE FOR Oth BOARD EXAMS MEALS & NON-METALS (QUICK REVISION) Substances which lose electrons and form positive ions METALS NON-METALS Substances which lose electrons Substances which electrons ain negative ions and form positive ions and form PHYSICAL PROPERUIES PHYSICAL PROPERTIEST Shiny (lustrous) Generally dull Poor conductors of heat & electricity Hard and strong Good conductors of Brittle (if solid) heat & electricity Not malleable or ductile Malleable and ductile EXAMPLES Iron (Fe) Copper (Cu) Alumi (Al) Znc Oxygen (0), Nitrogen (N), Zinc (Zn) IMPORTANT REACTIONS (BOARD FAVOURITE) Metal Metal Oxide Metal + Acid Salt + Hydrogen Oxygen ZnClz 2Mg + O2 2MgO Zn HCI Hz C02 Oxygen C + 02 Non-metall Acidic Oxide REAGTIVIIYSERIES GHIGH LOW) Ag Mg Al KNa Cal Zn Fel Cul Au H Used to predict displacement reactions Used to predict displacement red stin se Metals Metals above hydrogen displace it from acids BOARD EXAM TIPS Write balanced equations Learn definitions word-to-word Remember reactivity series order Remember reactivity series order TARGET ACHIEVERS COACHING INSTITUTE TARGET OM Vinar Dahariye Haldwani ACHIEVERS 931992125 Nainital Uttarkhand 9760035315 COACHING INSTITUTE HELP CAPSULE FOR Oth BOARD EXAMS MEALS & NON-METALS (QUICK REVISION) Substances which lose electrons and form positive ions METALS NON-METALS Substances which lose electrons Substances which electrons ain negative ions and form positive ions and form PHYSICAL PROPERUIES PHYSICAL PROPERTIEST Shiny (lustrous) Generally dull Poor conductors of heat & electricity Hard and strong Good conductors of Brittle (if solid) heat & electricity Not malleable or ductile Malleable and ductile EXAMPLES Iron (Fe) Copper (Cu) Alumi (Al) Znc Oxygen (0), Nitrogen (N), Zinc (Zn) IMPORTANT REACTIONS (BOARD FAVOURITE) Metal Metal Oxide Metal + Acid Salt + Hydrogen Oxygen ZnClz 2Mg + O2 2MgO Zn HCI Hz C02 Oxygen C + 02 Non-metall Acidic Oxide REAGTIVIIYSERIES GHIGH LOW) Ag Mg Al KNa Cal Zn Fel Cul Au H Used to predict displacement reactions Used to predict displacement red stin se Metals Metals above hydrogen displace it from acids BOARD EXAM TIPS Write balanced equations Learn definitions word-to-word Remember reactivity series order Remember reactivity series order TARGET ACHIEVERS COACHING INSTITUTE TARGET OM Vinar Dahariye Haldwani ACHIEVERS 931992125 Nainital Uttarkhand 9760035315 COACHING INSTITUTE - ShareChat