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The subatomic particles of interest to chemists that make up the atom include all of the following except the

The subatomic particles of interest to chemists that make up the atom include all of the following except the

  The subatomic particles of interest to chemists, that make up the atom, include all of the following except the:

A)proton.D)neutron.

B)alpha particle.E)alpha particle and neutron.

C)electron.

14.              In any neutral atom:

A)the number of electrons equals the number of protons.

B)the number of electrons is less than the number of protons.

C)the number of electrons is greater than the number of protons.

D)the number of electrons is equal to the number of neutrons.

E)the number of neutrons is always equal to the number of protons.

15.              An atom contains

A)as many neutrons as electrons.D)as many electrons as protons.

B)as many protons as neutrons.E)no protons.

C)as many nuclei as electrons.

16.              Which of the following statements regarding the nucleus of the atom is incorrect?

A)The nucleus is the central core of the atom.

B)The nucleus contains the electrons and the protons.

C)The nucleus contains most of the mass of the atom.

D)The nucleus contains the neutrons.

E)The nucleus contains the neutrons and protons and most of the mass of the atom.

17.              Which particles are found in the atomic nucleus?

A)Protons and electronsD)Only electrons

B)Electrons and neutronsE)Only neutrons

C)Protons and neutrons

18.              The number of ________ determines the identity of an element.

A)electronsD)neutrons plus protons

B)protonsE)protons plus electrons

C)neutrons

19.              The atomic number of an element represents

A)the number of electrons its atom can gain.

B)the number of neutrons in an atom of the element.

C)the number of protons in an atom of the element.

D)the number of protons and neutrons in an atom of the element.

E)the mass of an atom of the element.

20.              The mass number of an atom represents

A)the number of electrons in that atom.

B)the number of isotopes of that atom.

C)the number of neutrons in that atom.

D)the number of protons in that atom.

E)the number of protons and neutrons in that atom.

abhinav behal 15-Feb-2020

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