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which one is more metalic calcium or soduim in iran

Sodium company list in Iran

PAKSHOO Co. has been established in 1961 as private company to produce beauty and hygienic products. With a good background experience of more than 40 years activity, Pakshoo is now one the biggest most reputable hygiene chemical companies Iran with vast range

calcium | Definition, Properties, & Compounds | Britannica

Formerly produced by electrolysis of anhydrous calcium chloride, pure calcium metal is now made commercially by heating lime with aluminum. The metal reacts slowly with oxygen, water vapour, and nitrogen of the air to form a yellow coating of the oxide, hydroxide, and nitride. It burns in air or pure oxygen to form the oxide and reacts rapidly with warm water (and more slowly with cold water

Metal - Wikipedia

An alloy is a substance having metallic properties and which is composed of two or more elements at least one of which is a metal. An alloy may have a variable or fixed composition. For example, gold and silver form an alloy in which the proportions of gold or silver can be freely adjusted; titanium and silicon form an alloy Ti 2 Si in which the ratio of the two components is fixed (also known

Reaction of Sodium and Water -

Dec 08, 2011· Part of NCSSM CORE collection: This video shows the physical properties of Na metal and its reaction with water. Please attribute th

Put the metals in order of their reactivity(most reactive

Oct 01, 2012· Calcium reacts with cold water but not as vigorously as sodium, magnesium reacts only very slowly with cold water; calcium is lower down period 2 of the periodic table than magnesium. When zinc is heated with iron chloride the iron is displaced by the zinc, to form zinc chloride and metallic iron.

Making sodium metal at home

Sodium metal is one of the alkali metals which are soft and reactive and have relatively low melting points. They do not occur in a free metallic state in nature as they are too reactive. Sodium is the most common of them and it is a major component of table salt which is a compound with Chlorine.

Which metal reacts most vigorously with water? | Yahoo Answers

Jan 03, 2015· Cesium reacts most vigorously with water because it is an alkali metal or a Group I element. These group 1 elements only have one electron which is very easily lost to form a ion. Therefore, Cs will be most likely to react. The outer e- is lost very easily.

Activity of Metals - Purdue University

The Activity of Metals. The primary difference between metals is the ease with which they undergo chemical reactions. The elements toward the bottom left corner of the periodic table are the metals that are the most active in the sense of being the most reactive.Lithium, sodium, and potassium all react with water, for example.

METALLIC BONDING - chemguide

Metallic bonding in sodium Metals tend to have high melting points and boiling points suggesting strong bonds between the atoms. Even a metal like sodium (melting point 97.8°C) melts at a considerably higher temperature than the element (neon) which precedes it in the Periodic Table.

What is more metallic, barium, calcium, sodium, magnesium

Jul 22, 2009· from left to right (periods) in the periodic table metallic character increases and from top to bottom (groups). IA group elements are more metallic than IIA group elements irrespective of position of IA i.e IA group element is always more metallic than any …

Sodium company list in Iran

PAKSHOO Co. has been established in 1961 as private company to produce beauty and hygienic products. With a good background experience of more than 40 years activity, Pakshoo is now one the biggest most reputable hygiene chemical companies Iran with vast range

Demonstrations - Calcium + Water

Calcium + Water . Calcium is a silvery-white metal; it is relatively soft, but much harder than sodium metal. Calcium is a meer of the alkaline-earth metals (Group II on the periodic table); these metals react vigorously with water, although not as violently as the Group I metals such as sodium or potassium:

sodium | Facts, Uses, & Properties | Britannica

The principal commercial sodium compounds are the chloride, carbonate, and sulfate. The most important and familiar sodium compound is sodium chloride, or common salt, NaCl. Most other sodium compounds are prepared either directly or indirectly from sodium chloride, which occurs in seawater, in natural brines, and as rock salt.

Is magnesium more reactant than sodium

Sodium is an alkali metal and magnesium is an alkali-earth metal; sodium is more reactive. of valence electrons calcium has one more shell. more reactant than Iran because it is able to

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A) chlorine is more metallic than sodium B) chlorine has a greater electron affinity than sodium does C) chlorine is a gas and sodium is a solid D chlorine has a greater ionization energy than sodium does E) chlorine is bigger than sodium 23) Which equation correctly represents the electron affinity of calcium? A) Ca (g) Ca+ (g) + e-

Calcium orthophosphates - PubMed Central (PMC)

Oct 01, 2011· The lower the Ca/P molar ratio is, the more acidic and water-soluble the calcium orthophosphate is. 26-28 One can see that the solubility ranges from high values for acidic compounds, such as MCPM, to very low values for basic compounds, such as apatites, which allows calcium orthophosphates to be dissolved, transported from one place to

WebElements Periodic Table » Sodium » the essentials

Sodium is a vital element. The human diet must contain a sensible amount of sodium. The sodium ion is the main extracellular (outside cells) ion in animals and is important for nerve function in animals. The importance of sodium as salt in the diet was recognized well before sodium itself was understood to be an element.

Making Sodium Metal -

Jun 19, 2009· This is one way sodium metal can be synthesized using NaOH and Mg. Mg, being a more reactive chemical than sodium at high temperature with oxygen, breaks down the NaOH, leaving ingots of elemental

What is more metallic, barium, calcium, sodium, magnesium

Jul 22, 2009· from left to right (periods) in the periodic table metallic character increases and from top to bottom (groups). IA group elements are more metallic than IIA group elements irrespective of position of IA i.e IA group element is always more metallic than any …

Similarities Between Magnesium, Calcium, Potassium

Magnesium, calcium, potassium and sodium appear tightly clustered in the periodic table. Elements that appear close to each other on the table are related and tend to share many common properties. Given that these four elements are so chemically similar, it is not surprising that they function in

WebElements Periodic Table » Calcium » reactions of elements

Once ignited, calcium metal burns in air to give a mixture of white calcium oxide, CaO, and calcium nitride, Ca 3 N 2. Calcium oxide is more normally made by heating calcium carbonate. Calcium, immediately below magnesium in the periodic table is more reactive with air than magnesium. 2Ca(s) + O 2 (g) → 2CaO(s) 3Ca(s) + N 2 (g) → Ca 3 N 2 (s)

gcse Reactivity series of metals, metallic activity order

The ideas behind the ''Reactivity Series of Metals'' is introduced and what happens to a metal atom when it reacts. The experimental evidence for establishing the reactivity order for metals is described in terms of metal displacement reactions and the reactions of metals with oxygen (i.e. heating or burning in air), reaction with cold water and hydrochloric acid and sulfuric/sulphuric acid and

Which is more reactive

Sodium or Na is in the Alkali Metals family or Group 1. All the elements in that family but Hydrogen or H are very reactive. It''s very simple to find out which is the most reactive.

The Ionic Bond | Boundless Chemistry

The bond is formed when an atom, typically a metal, loses an electron or electrons, and becomes a positive ion, or ion. Another atom, typically a non-metal, is able to acquire the electron(s) to become a negative ion, or anion. One example of an ionic bond is the formation of sodium fluoride, NaF, from a sodium atom and a fluorine atom.

Chemistry I Test 4 Ch 7 Flashcards | Quizlet

Start studying Chemistry I Test 4 Ch 7. Learn vocabulary, terms, and more with flashcards, games, and other study tools.

Solubility Rules Chemistry Tutorial - AUS-e-TUTE

Solubility Rules as a Table. If you need to memorise the solubility rules for ionic compounds in water at 25°C, then the list above is useful. However, all that information can be placed in a table as shown below, which makes it easier to loe solubility information for a particular ionic compound made up of a particular ion and a particular anion.

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