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@UpscoreE

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Best institution for FOUNDATION ,JEE & NEET Entrance exams . (Completely innovative teaching style , Free Live sessions,pdf notes ,daily quiz)

Lucknow, India
Joined May 2021
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@overmind01
Overmind
3 years
If you lack "self-confidence", read this: - Thread -
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@7minchemistry
7 minutes chemistry
3 years
⏩ KMnO4 ⏩ potassium permagnet ⏩ Act as a strong oxidising agent ⏩ medium : acidic or basic or neutral ⏩ MnO4^- : permagnet ion ⏩ oxidation state of Mn : +7 ⏩ valency factor in basic medium: 1 ⏩ valency factor in neutral or weak alkaline medium: 3
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@7minchemistry
7 minutes chemistry
3 years
🖊 PROPERTIES: ⏩ shows variable oxidation state ⏩ shows paramagnetic behaviour ⏩ shows coloured ions ⏩ form complex compounds ⏩ form alloys ⏩ form interstitial compounds ⏩ used as a catalyst ————————————— #neetpreparation #neetexam #neet2024 #neetchemistry
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@7minchemistry
7 minutes chemistry
3 years
Seven Minutes Chemistry🔥 ⏩Transition Elements ⏩d- block elements having incomplete filled :d sub-shell orbitals ⏩General Electronic Configuration: (n-1) d1-9 ns1/2 ⏩Example : All d- block elements except :Zn, Cd, Hg, Cn (volatile elements having all filled d & s subshell)
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@UpscoreE
Upscore edu
3 years
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@aadityaa_77
Dr. 𝐀𝐚𝐝𝐢𝐭𝐲𝐚𝐚 𝐏𝐚𝐧𝐝𝐞𝐲
3 years
Beat the competition through authenticity #upscore #neet #jee #boards #cbse #isc #icse
@7minchemistry
7 minutes chemistry
3 years
Beat the competition through authenticity! #NEET #jee #cbse
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@7minchemistry
7 minutes chemistry
3 years
Beat the competition through authenticity! #NEET #jee #cbse
@UpscoreE
Upscore edu
3 years
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@UpscoreE
Upscore edu
3 years
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@7minchemistry
7 minutes chemistry
3 years
⏩ group : 11th of IB ⏩ Cu+2 is more stable than Cu+1 due to disproportionation reaction (in aqueous medium) ⏩ Cu+1 : is colourless & Diamagnetic in nature !
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@7minchemistry
7 minutes chemistry
3 years
⏩ copper (Cu) ⏩ Atomic Number: 29 ⏩ Atomic mass : 63.5 u ⏩ d- block transition elements ⏩ Electronic configuration: —————————————-[Ar] 3d10 4s1 ———— ⏩ example of Coinage metals ( used in currency ) along with Silver (Ag) & Gold (Au) ⏩ Period : 4th
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@7minchemistry
7 minutes chemistry
3 years
⏩ 4- Mendeleev periodic table : first time tabular form periodic table : Based on Atomic mass ⏩ 5- Moseley periodic table : Based on Atomic number ⏩ 6- Long form of periodic Table : Based on Electronic Configuration
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@7minchemistry
7 minutes chemistry
3 years
Seven Minutes Chem expert answer ————————— 🖊There is a huge contributions from many scientists ⏩ 1- Law of triad : Dobereiner: Based on Atomic mass ⏩ 2- Octave rule : Newland : Based on Atomic mass ⏩ 3- Lother meyer : Atomic volume vs Atomic mass
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@7minchemistry
7 minutes chemistry
3 years
⏩isotopes ⏩having same atomic number & different mass numbers ⏩having same chemical properties ⏩having different physical properties ⏩EX. 👉🏻Hydrogen ( 1H1, 1H2, 1H3) 👉🏻Boron (5B10 , 5B11) 👉🏻Carbon ( 6C12, 6C13, 6C14) 👉🏻uranium ( 92U235 , 92U238) 👉🏻Oxygen (8O16 , 8O17)
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@7minchemistry
7 minutes chemistry
3 years
⏩ scandium ⏩ Atomic number:21 ⏩ d-block element ⏩ period : 4th ⏩ block : IIIB or 3 ⏩ example of transition elements ⏩ Electronic Configuration: [Ar] 3d1 4s2 ⏩ Sc+3 is a colourless species
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@7minchemistry
7 minutes chemistry
3 years
Here is a handbook of organic chemistry !
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@aadityaa_77
Dr. 𝐀𝐚𝐝𝐢𝐭𝐲𝐚𝐚 𝐏𝐚𝐧𝐝𝐞𝐲
3 years
यही मेरी कमाई है ! अस्तु ! 🙏🏻 #neet2023 #NEET #IITJEE #neetpreparation
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@aadityaa_77
Dr. 𝐀𝐚𝐝𝐢𝐭𝐲𝐚𝐚 𝐏𝐚𝐧𝐝𝐞𝐲
3 years
है ना तो आप आने वाले कल से सबसे सशक्त व्यक्तित्व हैं ! एक बच्चे के अभिभावक आए PTM( उनका बच्चा एक बड़े ब्रांड की कोचिंग में २ साल का ड्रॉप ले चुका था ) में कहने लगे सर जबसे आपके संस्थान में बच्चे को भेजना शुरू किया है यक़ीन मानिए मेरी बी॰पी॰ की दवा का डोज़ कम हो गया है ! 7/n
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@aadityaa_77
Dr. 𝐀𝐚𝐝𝐢𝐭𝐲𝐚𝐚 𝐏𝐚𝐧𝐝𝐞𝐲
3 years
सुबह 7:30 पर उठ कर ऑफ़िस पहुँचना , लेक्चर लेना , स्टडी मटीरीयल बनाना , question बैंक तैय्यार करना , सबसे बेस्ट टेस्ट questions बनाना , अनगिनत क्लास टेस्ट कराना , बेशुमार doubt sessions रखना ! एक जुनून सा रहता है , आज तक कभी थकान नहीं हुई 1/n
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@7minchemistry
7 minutes chemistry
3 years
All the best मेरे प्यारे बच्चों ! आज आपका NEET का इम्तहान है ना जानता हूँ थोड़ा परेशान हो ! धड़कने बढ़ी हुई होंगी ! नीद भी नहीं आयी होगी शायद ! मन में तमाम उथल पुथल होगी तमाम शंकाओं और कई ग़ैर ज़बाब के सवालों के कश्मकश के बीच तुम्हारा शांत बने रहना बेहद अहम् है ! 1/4
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@UpscoreE
Upscore edu
3 years
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