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Why most of the copper salts have blue color?
Copper salts generally absorbs the light of a wavelength of 580-630 nm..By looking at the colour you will see that directly opposite the colour orange is the blue green...that's why most of the copper salts have blue colour
Is copper sulfate a metal?
Copper sulfate is not a metal There are two compounds called Copper Sulfate, which are salts of the metal Copper. CuSO4 is Copper (II) Sulfate, once known as Cupric Sulfate. Cu2SO4 is Copper (I) Sulfate, once known as Cuprous Sulfate.
Why does copper turn your wrist green?
Copper, when in contact with the skin, forms chelates with human sweat(sometimes seen as green deposits) and is thus absorbed through skin.""Copper chelates are more effective and less toxic than drugs being usedto treat arthritis.
Physical and chemical properties of copper 2 oxide?
Copper(II) oxide is a black solid with the chemical formula CuO. It is insoluble in water and soluble in acids. It is a basic oxide and reacts with acids to form copper salts. Copper(II) oxide is commonly used as a pigment in ceramics and as a catalyst in various chemical reactions.
What is the colour of copper metal?
the color of Cu 2 atom is blueans2. Copper metal is an orange-brown colour. Many copper salts are green or blue.We cannot meaningfully talk of the colour of a copper atom.
Is iron used to displace copper from solutions of its salts?
Yes, iron can displace copper from solutions of its salts through a displacement reaction. Iron has a higher reactivity than copper, so it can replace copper in the salt solution, forming iron salts and copper metal.
Could separate iron filings from copper sulphate and copper oxide with a magnet?
Yes, a magnet would remove the iron filings without attracting the copper salts, copper salts are not magnetic.
What is the element most of its soluble salts are blue?
You think probable to copper.
Why is there a green spot on a potato after electricity has been passed?
Corrosion of copper electrode generates copper salts (which are blue/green) that then diffuse into the flesh of the potato. Don't eat them, copper salts are toxic!!!
What is the symbol for copper salts?
The general formula is CuA, where A is the anion.
What is the green stuff on my cooper eyeglass frame?
A mixture of copper salts and skin oils. It is harmless and forms naturally from a reaction between copper in the metal alloy and salts in your sweat. Skin oils in the sweat mix with these copper salts, producing this green gooey stuff.
What effect does copper by products have on the environment?
Copper salts are toxic to most living things.
Can copper be poisonous?
The maximal permitted concentration of copper dust i air is 1 mg/m3.
Which soluble salts are blue?
Copper (II) sulfate and cobalt (II) chloride are examples of soluble salts that are blue in color.
What is a fireworks spark made from?
It is made from different types of burning metals; * Strontium and lithium salts - red* Copper salts - blue* Magnesiumsalts - white* Barium salts - green* Sodium salts -gold.
Is copper product or reactant?
For copper, it is an element. It could be both reactant and product. While purifying copper will be the product. But copper would be the reactant in case of preparing hydrogen or copper sulphate salts.
What are the names of the salts produced when sulphuric acid reacts with sodium hydroxide and copper oxide?
The salts of sulfuric acid are named sulfates.
