0
What else can I help you with?
What is the formula of calcium fluoride?
The reason it becomes stable is because Ca has 2 valence electrons that it wants to get rid of to become stable. F has 7 valence electrons and wants 1 more to become stable. So, TWO F atoms each take 1 of the 2 electrons from Ca. They form an ionic bond as Ca^2+ and 2F^- to make CaF2.
How many atoms are in calcium bromide?
The chemical formula for zinc floride is ZnF2. Thus, a single molecule of zinc floride contains one zinc atom and two floride atoms, for a total of three atoms.
How many atoms are present in 7.92g of calcium fluoride?
Calculate the number of moles of calcium fluoride by dividing the mass by its molar mass. The molar mass of calcium fluoride (CaF2) is 78.08 g/mol. Then, multiply the number of moles by Avogadro's number (6.022 x 10^23) to find the number of atoms present in 7.92g of calcium fluoride.
How many fluorine atoms bond to calcium to form calcium fluoride?
In calcium fluoride, one calcium atom bonds with two fluorine atoms to form a stable ionic compound.
What is the formula mass of calcium fluoride CaF2?
The formula mass of calcium fluoride (CaF2) can be calculated by adding the atomic masses of calcium (Ca) and two fluorine (F) atoms. The atomic mass of Ca is approximately 40.08 g/mol, and the atomic mass of F is approximately 19.00 g/mol. Thus, the formula mass of CaF2 would be approximately 40.08 + 2(19.00) = 78.08 g/mol.
How many calcium atoms are in CaF2?
In one molecule of CaF2, there is one calcium atom and two fluorine atoms.
Write formulas for a compound with one calcium atom and two fluorine atoms and for a compound with two aluminum atoms and three sulfur atoms?
Calcium difluoride, CaF2 Dialuminium trisulphide, Al2S3
How many moles of Ca are there in 0.18moles of Ca F2?
There are 0.18 moles of Ca2+ ions in 0.18 moles of CaF2.
Identify the correct formula for a compound with one calcium atom and two fluorine atoms?
The correct formula for a compound with one calcium atom and two fluorine atoms is CaF2, which is called calcium fluoride.
What is the mass of 0.06 mole of CaF2?
1 mole CaF2 = 78.074g CaF2 0.06mol CaF2 x 78.074g CaF2/mol CaF2 = 5g CaF2 (rounded to 1 significant figure)
What is the formula of calcium fluoride?
The reason it becomes stable is because Ca has 2 valence electrons that it wants to get rid of to become stable. F has 7 valence electrons and wants 1 more to become stable. So, TWO F atoms each take 1 of the 2 electrons from Ca. They form an ionic bond as Ca^2+ and 2F^- to make CaF2.
What are formulas for a compound with one calcium atom and two fluorine atoms and a compound with two aluminum atoms and three sulfur atoms?
Calcium fluoride has the chemical formula CaF2, where there is one calcium atom and two fluorine atoms bonded together. Aluminum sulfide has the chemical formula Al2S3, where there are two aluminum atoms and three sulfur atoms bonded together.
What is the oxidation number of calcium (Ca) in CaF2?
The oxidation number of calcium (Ca) in CaF2 is +2. This is because fluorine (F) typically has an oxidation number of -1, and the overall charge of CaF2 is neutral. Since there are two fluorine atoms each with a -1 charge, the calcium atom must have a +2 oxidation number to balance the charges.
How many grams of f are in 165 caf2 grams of?
To find the grams of F in 165 g of CaF2, you need to consider the molar mass of CaF2. Calcium (Ca) has a molar mass of about 40.1 g/mol, and fluorine (F) has a molar mass of about 19 g/mol. So, the molar mass of CaF2 is about 40.1 + (19 x 2) = 78.1 g/mol. Then, you can calculate the grams of F in 165 g of CaF2 by determining the proportion of F in the compound CaF2 compared to its total molar mass.
What is the name for the ionic compound caf2?
The name for the ionic compound CaF2 is calcium fluoride.
How many atoms are in calcium bromide?
The chemical formula for zinc floride is ZnF2. Thus, a single molecule of zinc floride contains one zinc atom and two floride atoms, for a total of three atoms.
How many atoms are present in 7.92g of calcium fluoride?
Calculate the number of moles of calcium fluoride by dividing the mass by its molar mass. The molar mass of calcium fluoride (CaF2) is 78.08 g/mol. Then, multiply the number of moles by Avogadro's number (6.022 x 10^23) to find the number of atoms present in 7.92g of calcium fluoride.
