WebExpert Answer. Answer 1):- a):- Chromium is a metal because it is electro-positive, malleable, ductile, hard, lustrous, sonorous and good conductor of heat and electricity. All these properties indicates that it is a metal. b):- Silicon is a metalloid. Because sili …. View the full answer. Transcribed image text: Classify as the element as a ... WebThe presence of said metal ions not being chromium (so called metal alloying elements) typically leads to a respective chromium alloy layer. However, more typical and preferred are non-metal alloying elements in a respective chromium alloy layer, preferably selected from the group consisting of carbon, nitrogen, and oxygen.

2.11: Metals, Nonmetals, and Metalloids - Chemistry LibreTexts

WebNonmetals are not especially shiny, ductile, or malleable, and they are often poor conductors of heat and electricity. They typically have low melting points and low densities. Some examples of nonmetals are hydrogen (H), carbon (C), nitrogen (N), oxygen (O), chlorine (Cl), and sulfur (S) Metalloids WebApr 9, 2024 · Chromium, a metal and sulfur, a non-metal. The periodic table can be broadly segregated into two types of elements, commonly referred to as metals and non-metals. … melville trading company

List of Elements That Are Nonmetals - ThoughtCo

WebChromium is a chemical element with the symbol Cr and atomic number 24. It is the first element in group 6. It is a steely-grey, lustrous, hard, and brittle transition metal. Chromium metal is valued for its high corrosion resistance and hardness. WebNonmetals are (usually) poor conductors of heat and electricity, and are not malleable or ductile; many of the elemental nonmetals are gases at room temperature, while others are liquids and others are solids. The … WebApr 7, 2024 · Chromate is a chromium oxoanion and a divalent inorganic anion generated by removing two protons from chromic acid, according to the definition. It is frequently a conjugate base of hydrogen chromate and works as a powerful oxidising agent. The chromate anion, CrO42-, is found in chromate salts. The dichromate anion, Cr2O72-, is … melville township