Chemistry
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New answer posted
a year agoContributor-Level 9
Phosphorous Trichloride + Phosphorous acid
O-H bond is polar, so the number of ionisable hydrogens are 2.
New answer posted
a year agoContributor-Level 9
o Let the number of atoms of element A be N.
o Tetrahedral voids = 2N.
o Atoms of element M = (2/3) * 2N = 4/3 N.
o The ratio M : A is (4/3 N) : N, which simplifies to 4:3.
o So, the formula of the compound is M? A?
New answer posted
a year ago
Contributor-Level 10
The Kjeldahl method is not applicable for nitrogen estimation in:
Compounds containing nitrogen in a nitro group.
Compounds containing an Azo group.
Pyridine.
New question posted
a year agoNew answer posted
a year ago
Contributor-Level 10
Sucralose: Artificial sweetener
Glyceryl ester of stearic acid: The document incorrectly identifies this as "Sodium stearate which is synthetic detergent". Sodium stearate is a soap, not a synthetic detergent.
Sodium benzoate: Food preservative
Bithionol: Antiseptic
New answer posted
a year agoContributor-Level 10
Linear: N? (azide ion)
Bent-shape: O? (ozone), NO? (nitrite ion), Cl? O (dichlorine monoxide)
New answer posted
a year agoContributor-Level 10
1° amine: Forms a precipitate that is soluble in NaOH.
2° amine: Forms a precipitate that is insoluble in NaOH.
3° amine: No reaction.
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