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neering ...ith C.pdf sity Chapter 1 Multiple Choice Question 46 Part A Which of

ID: 475141 • Letter: N

Question

neering ...ith C.pdf sity Chapter 1 Multiple Choice Question 46 Part A Which of the following statements about isotopes is TRUE? An isotope of an atom with a larger number of neutrons is larger than an isotope of the same atom that contains fewer neutrons Some elements have 3 or more naturally occurring isotopes. Isotopes of the same element don't usually have the same properties. Isotopes of the same element differ only in the number of electrons they contain Isotopes of the same element have the same mass. Submit My Answers Give Up 20

Explanation / Answer

. Isotopes of the same element differ only in the number of electrons they contain.== FALSE

. Isotopes of the same element usually have the same properties. == TRUE.

An isotope of an atom with a larger number of neutrons is physically larger than an atom that contains fewer neutrons.== FALSE.... Atom size is a function of the number of electrons

d. There are no isotopes having 3 or more naturally occurring isotopes. == FALSE.

There are some isotopes with 4 or 5 or more stable isotopes. For instance, Ti has 5 stable isotopes.

e, Isotopes of the same element have the same mass. == FALSE.... different isotopes of the same element have different numbers of neutrons, and so the isotopes have different masses

Ions differ from atoms in their numbers of electrons

Eg: Cl and Cl-

Mg+2

is the answer

Protons - 12

Electrons - 10

Neutrons - 14 [ Isotope of Mg ]