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what's electro positivity ? how does it change across the period and group? |
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| asked by Idk (dency66) 7 years ago |
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When excess lead nitrate was added to a solution of sodium sulphate, 15.5g of PbSO4 precipitated out. What mass of Sodium sulphate was required?
Na2SO4+Pb(NO3)2 ------ PbSO4(ppt.)+ 2NaNO3
Na=23;S=32;O=16;Pb=207;N=14 |
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| asked by 45Trolaf (olaf) 7 years ago |
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Copper,though a good conductor of electricity but an non electrolyte (give reason ) |
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| asked by P.Vignesh (golaanvi) 7 years ago |
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Give reason: concentrated sulphuric acid maybe added during esterification of acetic acid. |
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| asked by Shreyas Kulkarni (shreyas25164909) 7 years ago |
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Why does Nitrogen have more Ionization power than Oxygen? |
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| asked by Mohammed Malik Sharaf (mmks1234) 7 years ago |
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Why does chlorine have more electron affinity than fluorine? |
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| asked by Pewdiepie (pewdiepie_1) 7 years ago |
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Can some one give the link for vin dalal text book??
Plzz |
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| asked by Padma Kamaraj (weirdo_007) 7 years ago |
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With everyone leaving, I too will leave the site till 7 April. If you have any doubts, message me today itself. I will not be answering on q /a or prelim papers.
Thank you. |
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| asked by eeshaan17 7 years ago |
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Is there any difference between sodium ethanoate and sodium propionate? |
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| asked by Ashray Jairath (studious81) 7 years ago |
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Where is everyone going just because some unknown random stranger comes and posts nudes everywhere and shameless shit here and there we give up??We quit??Ask urselves are u really such a coward??Guys united we stand divided we fall come let's get together once again |
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| asked by Officer Tenpenny (anurag45) 7 years ago |
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