What classification of element is iodine?

halogen elements
iodine (I), chemical element, a member of the halogen elements, or Group 17 (Group VIIa) of the periodic table.

What type of element is barium?

alkaline-earth metals
Barium (Ba), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. The element is used in metallurgy, and its compounds are used in pyrotechnics, petroleum production, and radiology….Barium.

atomic number 56
electron configuration [Xe]6s2

Is Iodine a diatomic?

Iodine is a nonmetallic, nearly black solid at room temperature and has a glittering crystalline appearance. The molecular lattice contains discrete diatomic molecules, which are also present in the molten and the gaseous states.

What is the pH of iodine?

This pH value remains constant (7.4) if there is argon purging because the I2 that ultimately forms is sparged from the solution and caught in the thiosulfate trap. On cessation of the irradiation, the pH decreases gradually from what is believed to be hydrolysis of the I2 remaining in solution.

What is the period of bromine?

Fact box

Group 17 −7.2°C, 19°F, 266 K
Period 4 58.8°C, 137.8°F, 332 K
Block p 3.1028
Atomic number 35 79.904
State at 20°C Liquid 79Br

What are the four classifications of elements?

Elements can be classified as metals, metalloids, and nonmetals, or as a main-group elements, transition metals, and inner transition metals. Groups are numbered 1–18 from left to right.

What is the pH of na2co3?

to 11
The pH of Sodium Carbonate (Na2CO3) in water is generally close to 11.

What is the symbol of bromine?


What is the chemical formula for barium iodide?

This means Barium (Ba) is metal and Iodine is a halogen. Metals and halogens react to form metal halide compounds called salts like Barium Iodide. The chemical formula of Barium Iodide is BaI2. Studying different metal halide compounds helps us in understanding the nature of these two types of element.

What is the use of barium iodide in copper?

Used to densify the copper castings described in a paper before the Electrochemical Society. What are the uses of barium iodide? Barium iodide is widely used in the manufacturing of other important compounds of iodine. This compound is also used to prepare barium dioxide.

What is the atomic number of barium acetate?

Barium (atomic symbol: Ba, atomic number: 56) is a Block S, Group 2, Period 6 element with an atomic weight of 137.27. The number of electrons in each of barium’s shells is [2, 8, 18, 18, 8, 2] and its electron configuration is [Xe] 6s 2. Barium is a member of the alkaline-earth metals.

How is Barium iodide similar to lead II chloride?

Comment on the structure of barium iodide. The anhydrous type structure resembles lead (II) chloride (PbCl2) where each barium centre is bound to nine iodide ligands. The crystalline packing structure is very similar to BaCl2.