Category: Uncategorized
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Last thing
What was the last thing you searched for online? Why were you looking for it? I was looking for pressure gradient force and solar constant as i am pursuing atmospheric sciences, i was looking for it because our professor told us to do so😄
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My shop
If you were going to open up a shop, what would you sell? I have dreamed about it and had started already saving money for it too. So i always thought of having a business as a side income along with my job . The business would also be my way to do something i…
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Curious??
What are you curious about? Many things like Chemistry 🔥 Climate🏞 Earth🌍 , people , food😋 Fun fact: fire is a product of a chemical reaction
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A habit of joy
Describe one habit that brings you joy. There can certain or thousands things that can make us happy , some maybe common between us and some totally unique. And to have the joys in life is what make life worth living otherwise maybe it’s just a empty canvass like for Socrates, habit was discussion on…
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What’s the most money you’ve ever spent on a meal? Was it worth it? The most money I have ever spent on a meal was for biriyani costing me 140 rupees or 1.6 dollars and it was my first time and so delicious . As i come from an economically weaker background we rarely had…
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Describe your life in an alternate universe. In my alternate universe i probably would be great at studies, be a more obedient and lovable child to my parents have a person to love , and be a extroverted person , lol
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Oxidation state of first row transition metals
Scandaniun – +3 Titanium- +2,+3,+4 Vanadium- +2,+3,+4,+5 Chromium- +2, +3, +4, +5 ,+6 Manganese- +2,+3,+4,+5,+6,+7 Iron – +2, +3 ,+4 ,+6 Cobalt- +2,+3,+4 Nickel- +2 ,+3, +4 Copper – +1,+2 Zinc – +2 Most commonly occuring transition states are given in bold no.s
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Why do transition metal have high enthalpy of atomisation
The transition metals are the metals which have incompletely filled d orbital in neutral or ionised state . Due do this many unpaired electrons are present in the atoms which lead to strong intermetallic attraction and high heat of atomisation. Zn, Cd , Hg are said to be non transition metals due to presence of…
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What is lanthanoid contraction?
There are four series of transition metal in our periodic table . The 3d, 4d,5d(lathanoids)and 6d(actinoids). In the 5d series the 4f orbital needs to be filled before the 5s and d orbitals and as 4f orbitals have weaker shielding effect than the d orbitals there is a regular decrease in the size of lanthanoids…
earth science 