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Foe electron dot structure of hydronium ion do we draw two electrons btwin o and h or an arrow |
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| asked by Jesse Bolt (jojojo) 8 years ago |
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+ 1 more questions by jojojo
Ppl it's given conc hno3 renders fe passive but in dalal the reaction is given? |
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| asked by Jesse Bolt (jojojo) 8 years ago |
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guys i need to study 3 more big lessons as i didnt do them coz of some reason....in the metallurgy chapter just say what all things have to be taken care of ?/ and do we need to study that process involved during metallurgy like dressing of ore ,concentration etc etc etc etc ?? plz |
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| asked by MP Harsha (student58) 8 years ago |
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there is step marking in icse...isnt it??? |
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| asked by Ishanuj Hazarika (ishanuj99) 8 years ago |
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Is Goldschmidt's aluminothermic process (Thermit welding) der in syllabus ? |
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| asked by Nikitha Nazeer (nikkieeminz) 8 years ago |
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which all chapters are important in chemistry? |
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| asked by Ashish Prince
(ashishprince) 8 years ago |
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Name an acid which on reaction with lead nitrate produces a white ppt which is insoluble even on heating... Pls ans |
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| asked by Swanuja M (peppermint82) 8 years ago |
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+ 1 more questions by peppermint82
Is oleum (H2S2O7) an acid???? |
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| asked by Swanuja M (peppermint82) 8 years ago |
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name an acid used to prepare a non volatile acid??is answer oleum or sulphuric acid?? |
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| asked by Kushal Shukla (kushal1990) 8 years ago |
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If they ask us the reaction between Al and NaOH do we always add water or can the reaction proceed without it? |
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| asked by Nina (ruchika16) 8 years ago |
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+ 1 more questions by ruchika16 |
IS IT IMPORTANT TO WRITE sentenses in science papers or writing the answer directly is enough |
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| asked by Aditya Reddy (aditya_reddy) 8 years ago |
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