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The chemical formula of the compound shows the ratio of the atoms of elements in a compound. This must not be confused with the ratio of their masses.
K is Potassium and Br is Bromine. These are both Elements but together they form a compound
The answer depends on the compound.
Magnesium : Iodine = 1:2
The compound KBr is called potassium bromide. It is made up of potassium and bromine ions, with a 1:1 ratio of potassium to bromine. It is commonly used in photography and as a sedative in medicine.
Potassium bromide (KBr) is composed of potassium ions (K+) and bromide ions (Br-) in a 1:1 ratio. This means that for every potassium ion, there is one bromide ion in the compound.
The name of this ionic compound is potassium bromide (KBr), which consists of positively charged potassium ions (K+) and negatively charged bromide ions (Br-).
To determine the ratio of ions in a compound, you first need to identify the chemical formula of the compound. The subscripts in the chemical formula indicate the ratio of ions in the compound. For example, in NaCl (sodium chloride), the ratio of sodium ions to chloride ions is 1:1.
KBr is both a compound and a solid. It is a compound because it is made up of potassium and bromine ions bonded together. It is a solid at room temperature and forms a crystalline structure.
C.The charges on the ions
The simplest ratio of ions in an ionic compound is called the formula unit. It represents the ratio of positive and negative ions that are present in the compound in the smallest whole number ratio possible.
No. The formula unit for an ionic compound denotes the ratio of ions in the compound. For example, the formula unit NaCl indicates a ratio of 1 sodium ion to 1 chloride ion, CaCl2 indicates a ratio of 1 calcium ion to 2 chloride ions, and Fe2O3 indicates a ratio of 2 iron ions to 3 oxide ions.
KBr (potassium bromide) is a neutral compound, so it does not have a charge. The potassium ion (K+) has a charge of +1, while the bromide ion (Br-) has a charge of -1. When combined in a 1:1 ratio to form KBr, the charges balance out to give an overall neutral compound.
In a neutral compound, the ratio of Sr2+ ions to Br- ions would be 1:2 to ensure overall charge neutrality. This means there would be one Sr2+ ion for every two Br- ions in the compound.
The ratio of ions in an ionic compound is determined by the charges of the ions involved. The ratio is such that the total positive charge from cations balances the total negative charge from anions to maintain overall neutrality. This results in the lowest energy state for the compound.
A chemical formula shows what elements a compound contains, and the ratio of the atoms or ions of the elements in the compound.