A monatomic ion has a charge of +2. The nucleus of the ion has a mass number of 62. The number of neutrons in the nucleus is 1.21 times that of the number of protons. How electrons many electrons are in the ion? What is the name of the element?

Q: An atom of calcium is represented by 12C.. How many neutrons are in the nucleus of this atom?…

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Q: 32. Americium­241 is used in household smoke detectors. This element has 11 known isotopes, none of…

A: Given  Atom = Americium - 241  Number of proton , neutron , electron = ?

Q: Oxygen has three isotopes with mass numbers of 16, 17 and 18. The atomic number of oxygen is eight.…

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Q: An isotope of a metallic element has a mass number of 88 and 50 neutrons in the nucleus. The ion…

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Q: Consider this ionic isotope. The identity of the element is missing. 39 ? 2+ 20 Which three…

A: The symbol of an element is written as :  AzX  Here , A is mass number.  Z is Atomic number X is…

Q: . An element contains Z = 8 and A = 17. What is its mass number? 2. If an atom contains 8 protons,…

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Q: For an unknown isotope ion, fill in the missing information below. Isotope symbol: (For the isotope…

A: Charge depends on number of electrons. Neutrons can be calculated from the mass number and protons

Q: Chlorine has two naturally occurring isotopes, 35Cl and 37Cl. What is the mass number of each? How…

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Q: For an unknown isotope ion, fill in the missing information below. Isotope symbol: | (For the…

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.