Questions tagged [inorganic-chemistry]
Inorganic compounds generally do not have C-H bonds, while organic compounds do have such bonds. The distinction between inorganic and organic chemistry, however, is far from absolute.
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How can oxygen make a coordinate bond in O3 without vacant orbital
I was taught that for the formation of a coordinate bond the first condition is that the donor atom must have a lone pair of electron and second condition is that the acceptor must have a vacant ...
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Trend of effective nuclear charge down a group
Does the effective nuclear charge decrease down a group? Many online sources,including Wikipedia show this conclusion with the calculated data. But our teacher told us and again some online sources ...
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Reason of screening effect
I am totally confused about the screening effect. Is it because of the repulsion of inner electrons which ultimately reduces the net force of attraction for the outer electron , I'm pretty sure that ...
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Why is the Molar mass of CO2 different than the weight of the sum of its particles?
The Molar mass of CO2 is stated to be 44.009 grams per mol
But in a calculation of the weight of each atom's particles((Electrons,Protons,Neutrons) times Avogadro's constant
I get 44.36 grams per mol
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What do bracketed plus-sign-notations such as (+M) or (+O2) next to reaction participants mean?
What does $(+M)$ means in the following reaction from Chua et al. [1]?
$$\ce{NO2 + OH($+M$) -> HNO3($+M$)} \tag{R11}$$
It looks like $M$ could be a catalyst (maybe metal?), but usually catalysts ...
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Related to chain forming compound like silica or sugar [closed]
If we talk about silica or even the sugar crystals then it is said that lets take silica example that is SiO2get combined in a chain and this chain forms polymers and all that.
But when this SiO2 will ...
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Effective nuclear charge increases along period despite increasing number of electrons
I learned that when an increasing number of electrons are present in the orbitals, then nuclear force decreases as it needs to hold more electrons.
Given this, why does the effective nuclear charge ...
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What is the CFSE of [Fe(CN)6]4- (including pairing energy) [closed]
I just want to know what will be the coefficient of pairing energy in the CFSE formula of [Fe(CN)_6]^4- as there is also a paired e- initially in d orbital.
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White powder-like substance on top of sodium hydroxide solution
i've made sodium hydroxide solution adding 100g of hydroxide to water 100g. i've been adding it slowly and constantly stirring. few days later on top of solution was thick layer of white powder. it ...
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How to Prepare Vanadium (Na3VO4) solutions buffered at pH = 7.5?
"I need to conduct adsorption studies on Vanadium using various substances like biochars and nanooxides. To prepare Vanadium solutions up to 320 ppm with a pH buffered at 7.5 using PIPES buffer, ...
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Converting cif file with powdll, plotting cif file in excel
When I press convert in powdll converter software, I get this error message "Object reference not set to an instance of an object". I haven't been able to convert any kind of file type ...
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Sodium zincate reaction
does adding zinc chloride into the solution of sodium zincate formed by the reaction of zinc chloride and excess of sodium hydroxide form the precipitate of zinc hydroxide ? I mean does sodium zincate ...
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Why is silicon dioxide a network solid while sulfur dioxide is a molecular gas
In my understanding sulfur dioxide’s Lewis structure has one lone pair on the centre atom (sulfur) with one pi bond to each oxygen atom, while silicon cannot form these silicon-oxygen pi bonds. Both ...
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Boric Acid to Boric Acid Flakes? [duplicate]
I have 10 grams of boric acid, how can I recrystallise it to flakes? I have 0 chemistry knowledge
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Are homoatomic molecules like ozone, graphite, diamond considered as elements [closed]
While researching I have found two definitions for element.
First, elements are pure substances that consist only one type of atoms. According to this O2, O3, Diamond and in short all allotropes are ...