Along the period why acidic character oncreases for hydrides of n,o,f
Answers
Nonmetal (redirect from The Nonmetels)
form ionic hydrides with highly electropositive metals, and alloy-like hydrides with some transition metals. Thecommon oxide of hydrogen (H2O) is a neutral
109 KB (12,609 words) - 05:18, 14 April 2019
Nitrogen (redirect from N≡N)
binary nitrogen hydrides are known, but the most important are hydrazine (N2H4) and hydrogen azide (HN3). Although it is not a nitrogen hydride, hydroxylamine
90 KB (11,029 words) - 19:25, 6 May 2019
Ammonia (redirect from H3N)
Ammonia is a compound of nitrogen and hydrogen with the formula NH3. Thesimplest pnictogen hydride, ammonia is a colourless gas with a characteristic
115 KB (13,170 words) - 18:36, 6 May 2019
Metalloid
Sb(ClO4)3. The otherwise acidic pentoxide Sb2O5 shows some basic (metallic) behaviour in that it can be dissolved in very acidic solutions, with the formation
237 KB (27,807 words) - 07:54, 17 April 2019
Water (redirect from Effects of water on life)
Bernard; Omega Team, the; Erard, S.; Forni, O.; Manaud, N.; Poulleau, G.; Encrenaz, T.; Fouchet, T.; Melchiorri, R.; Altieri, F.; Formisano, V.; Bonello
122 KB (13,655 words) - 10:30, 9 May 2019
Calcium (category Pages with DOIs inactive as of 2019)
respectively and have some of the weaker metallic character of the post-transition metals, which is why the traditional definition of the term "alkaline earth
45 KB (5,749 words) - 00:56, 13 May 2019
Lanthanide (section Hydrides)
with hydrogen to form LnH2, dihydrides. With the exception of Eu and Yb which resemble the Ba and Ca hydrides (non conducting, transparent salt like compounds)
99 KB (9,789 words) - 23:39, 9 May 2019
Period 6 element
Period 6 in the periodic table A period 6 element is one of the chemical elements in the sixth row (or period) of the periodic table of the elements,
53 KB (6,191 words) - 04:44, 31 March 2019
Mercury (element) (redirect from Densityof mercury)
temperatures. The stability of the 6s shell is due to the presence of a filled 4f shell. An f shell poorly screens the nuclear charge that increases the attractive
99 KB (11,118 words) - 17:22, 26 March 2019
Post-transition metal (section Heavy metals (of low melting point))
metals. The common oxide of selenium (SeO3) is strongly acidic. Selenium forms a series of anionic selenites and selenates such as Na2SeO3, Na2Se2O5, and
114 KB (14,421 words) - 00:36, 11 April 2019
Graphene (redirect from Industrial applications of graphene)
microcrystalline graphite is treated with an acidic mixture of sulfuric acid and nitric acid. A series of oxidation and exfoliation steps produce small
187 KB (20,286 words) - 20:39, 5 May 2019
Plutonium (section Production during theManhattan Project)
form PuC, nitrogen to form PuN and silicon to form PuSi2. Powders of plutonium, its hydrides and certain oxides like Pu2O3 are pyrophoric, meaning they
119 KB (13,224 words) - 12:23, 23 March 2019
Nihonium (section Approval ofdiscoveries)
Theory, and the Electronic Structures ofHeavy and Superheavy Group IVA Hydridesand Group VIIIA Tetrafluorides. A Partial Role Reversal for Elements 114
85 KB (10,109 words) - 16:43, 30 April 2019
Cold fusion (redirect from Arguments inthe cold fusion controversy)
"Calorimetry of the Pd-D2O system: from simplicity via complications to simplicity", Physics Letters A, 176 (1–2): 118–129, Bibcode:1993PhLA..176..118F, doi:10
139 KB (15,578 words) - 23:56, 23 March 2019