sulphur 音标拼音: [s'ʌlfɚ]
n .
U 硫磺
U 硫磺
sulphur n 1 :
an abundant tasteless odorless multivalent nonmetallic element ;
best known in yellow crystals ;
occurs in many sulphide and sulphate minerals and even in native form (
especially in volcanic regions ) [
synonym : {
sulfur }, {
S },
{
sulphur }, {
atomic number 16 }]
v 1 :
treat with sulphur in order to preserve ; "
These dried fruits are sulphured " [
synonym : {
sulphur }, {
sulfur }]
Sulphur \
Sul "
phur \,
n . [
L .,
better sulfur :
cf .
F .
soufre .]
1 . (
Chem .)
A nonmetallic element occurring naturally in large quantities ,
either combined as in the sulphides (
as pyrites )
and sulphates (
as gypsum ),
or native in volcanic regions ,
in vast beds mixed with gypsum and various earthy materials ,
from which it is melted out .
Symbol S .
Atomic weight 32 .
The specific gravity of ordinary octohedral sulphur is 2 .
05 ;
of prismatic sulphur ,
1 .
96 .
[
1913 Webster ]
Note :
It is purified by distillation ,
and is obtained as a lemon -
yellow powder (
by sublimation ),
called flour ,
or flowers ,
of sulphur ,
or in cast sticks called roll sulphur ,
or brimstone .
It burns with a blue flame and a peculiar suffocating odor .
It is an ingredient of gunpowder ,
is used on friction matches ,
and in medicine (
as a laxative and insecticide ),
but its chief use is in the manufacture of sulphuric acid .
Sulphur can be obtained in two crystalline modifications ,
in orthorhombic octahedra ,
or in monoclinic prisms ,
the former of which is the more stable at ordinary temperatures .
Sulphur is the type ,
in its chemical relations ,
of a group of elements ,
including selenium and tellurium ,
called collectively the sulphur group ,
or family .
In many respects sulphur resembles oxygen .
[
1913 Webster ]
2 . (
Zool .)
Any one of numerous species of yellow or orange butterflies of the subfamily {
Pierinae };
as ,
the clouded sulphur ({
Eurymus philodice }
syn . {
Colias philodice }),
which is the common yellow butterfly of the Eastern United States .
[
1913 Webster ]
{
Amorphous sulphur } (
Chem .),
an elastic variety of sulphur of a resinous appearance ,
obtained by pouring melted sulphur into water .
On standing ,
it passes back into a brittle crystalline modification .
{
Liver of sulphur }. (
Old Chem .)
See {
Hepar }.
{
Sulphur acid }. (
Chem .)
See {
Sulphacid }.
{
Sulphur alcohol }. (
Chem .)
See {
Mercaptan }.
{
Sulphur auratum } [
L .] (
Old Chem .),
a golden yellow powder ,
consisting of antimonic sulphide , {
Sb2S5 }, --
formerly a famous nostrum .
{
Sulphur base } (
Chem .),
an alkaline sulphide capable of acting as a base in the formation of sulphur salts according to the old dual theory of salts . [
Archaic ]
{
Sulphur dioxide } (
Chem .),
a colorless gas , {
SO2 },
of a pungent ,
suffocating odor ,
produced by the burning of sulphur .
It is employed chiefly in the production of sulphuric acid ,
and as a reagent in bleaching ; --
called also {
sulphurous anhydride },
and formerly {
sulphurous acid }.
{
Sulphur ether } (
Chem .),
a sulphide of hydrocarbon radicals ,
formed like the ordinary ethers ,
which are oxides ,
but with sulphur in the place of oxygen .
{
Sulphur salt } (
Chem .),
a salt of a sulphacid ;
a sulphosalt .
{
Sulphur showers },
showers of yellow pollen ,
resembling sulphur in appearance ,
often carried from pine forests by the wind to a great distance .
{
Sulphur trioxide } (
Chem .),
a white crystalline solid , {
SO3 },
obtained by oxidation of sulphur dioxide .
It dissolves in water with a hissing noise and the production of heat ,
forming sulphuric acid ,
and is employed as a dehydrating agent .
Called also {
sulphuric anhydride },
and formerly {
sulphuric acid }.
{
Sulphur whale }. (
Zool .)
See {
Sulphur -
bottom }.
{
Vegetable sulphur } (
Bot .),
lycopodium powder .
See under {
Lycopodium }.
[
1913 Webster ]
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Sulfur - Wikipedia Sulfur (American spelling and the preferred IUPAC name) or sulphur (Commonwealth spelling) [9] is a chemical element; it has symbol S and atomic number 16 It is abundant, multivalent and nonmetallic
Sulfur | Definition, Element, Symbol, Uses, Facts | Britannica Also spelled: sulphur Related Topics: human nutrition organosulfur compound monoclinic sulfur orthorhombic sulfur bivalent sulfur (Show more) On the Web: Science Learning Hub - Sulfur (May 04, 2026)
硫(氧族元素)_百度百科 硫(Sulfur)是一种非金属元素,化学符号S,原子序数为16。纯净的硫是黄色晶体,又称作硫磺、硫黄。单质硫不溶于水,微溶于乙醇,易溶于二硫化碳CS2。硫有多种同素异形体,重要的有正交硫、单斜硫、弹性硫。在硫晶体中,硫原子形成化学式为S8的环状八原子分子。自然界中通常以单质硫
SULPHUR中文 (繁體)翻譯:劍橋詞典 - Cambridge Dictionary About 90 per cent of the sulphur emissions come from burning sulphur rich fossil fuels
Introduction to Sulphur - The Sulphur Institute Sulphur occurs naturally in the environment and is the thirteenth most abundant element in the earth's crust It can be mined in its elemental form, though this production has reduced significantly in recent years
Sulfur - Price - Chart - Historical Data - News Sulfur rose to 6,966 67 CNY T on May 8, 2026, up 1 46% from the previous day Over the past month, Sulfur's price has risen 2 96%, and is up 184 24% compared to the same time last year, according to trading on a contract for difference (CFD) that tracks the benchmark market for this commodity This page includes a chart with historical data for Sulfur
Sulphur_化工百科 - ChemBK Sulphur - 简介 硫是一种化学元素,原子符号为S,位于元素周期表的第16组。 以下是硫的性质、用途、制法和安全信息的介绍: 性质: - 硫是一种非金属元素,具有黄色固体的形态,高温下可转化为红色液体。
sulphur是什么意思_sulphur的翻译_音标_读音_用法_例句_爱词霸在线词典 爱词霸权威在线词典,为您提供sulphur的中文意思,sulphur的用法讲解,sulphur的读音,sulphur的同义词,sulphur的反义词,sulphur的例句等英语服务。
SULPHUR Definition Meaning - Merriam-Webster The spelling sulfur predominates in U S technical usage, while both sulfur and sulphur are common in general usage British usage tends to favor sulphur for all applications
Sulfur - Element information, properties and uses | Periodic Table Element Sulfur (S), Group 16, Atomic Number 16, p-block, Mass 32 06 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images