Atoms having same mass number but different atomic numbers are called?
Correct answer: B. Isobars
- A. Isotopes
- B. Isobars
- C. Isotones
- D. Isomers
Explanation
Isotopes: Atoms of the same element with the same number of atomic numbers but a different mass number.Isotones: Species or atoms having the same number of neutrons.Isobars: Atoms having the same mass number but different atomic numbers. Isomers: Compounds have the same molecular formulae but different physical and chemical properties. (n-butane) (Iso-butane)
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Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.
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