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Which has a greater atomic mass potassium or francium?
Francium has a greater atomic mass than potassium. Francium has an atomic mass of around 223 u while potassium has an atomic mass of around 39 u.
What is the atomic mass for Francium?
The atomic mass of Francium (Fr) is approximately 223 atomic mass units.
Which element Is an alkali metal with a mass greater than 200?
Francium is an alkali metal with a mass greater than 200 atomic mass units. It is the heaviest alkali metal and is highly radioactive, with a very short half-life.
What compares atomic radius francium or cesium?
The covalent atomic radius of francium is 260 pm.The covalent atomic radius of caesium is 244 pm.
How many protons electrons and neutrons dose francium contain?
Francium has 87 protons and electrons; the number of neutrons is different for each isotope and francium has ca. 40 isotopes ad isomers. Number of neutrons = Atomic mass of the isotope - 87
Which has a greater atomic mass potassium or francium?
Francium has a greater atomic mass than potassium. Francium has an atomic mass of around 223 u while potassium has an atomic mass of around 39 u.
What is the atomic mass for Francium?
The atomic mass of Francium (Fr) is approximately 223 atomic mass units.
What is Francium's atomic mass?
223
What is the atomic mass for Fr?
Francium is a non metal element. Atomic mass of it is 223.
How many nuetrons does francium have?
Number of neutrons = Atomic mass of the isotope - 87
Francium's atomic number?
7 is the atomic number of francium.
How many electrons are in francium?
The atomic number of francium is 87. This means that it has 87 each of protons and electrons. The number of neutrons depends on the isotope, but the most common one, Fr-223, has 223 - 87 = 136 neutrons. (The number of neutrons is always the isotope mass number minus the atomic number.)
What is the numerical value of francium?
The atomic number of francium is 87.
Which element Is an alkali metal with a mass greater than 200?
Francium is an alkali metal with a mass greater than 200 atomic mass units. It is the heaviest alkali metal and is highly radioactive, with a very short half-life.
How many protons and neutrons in francium?
Francium has 87 positively charged protons and 87 negatively charged electrons, plus a varying number of uncharged neutrons, of which 136 is the commonest amount. Number of neutrons = Atomic mass of the isotope - 87
What is the haviest of alkaline eart metal?
87: Francium(Fr). It's atomic mass is 223.0
What is the mass number of francium?
Francium is a non metallic element. Mass number of it is 223.
