Which has the largest first ionization energy

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Reference no: EM13129331

Modern Quantum Theory
Of the following, which gives the correct order for atomic radius for Mg, Na, P, Si and Ar?

a. Si > P > Ar > Na > Mg
b. Ar > Si > P > Na > Mg
c. Ar > P > Si > Mg > Na
d. Mg > Na > P > Si > Ar
e. Na > Mg > Si > P > Ar

A tin atom has 50 electrons. Electrons in the ___________ subshell experience the lowest effective nuclear charge.

a. 1s
b. 3d
c. 5s
d. 5p
e. 3p

Of the following elements, which has the largest first ionization energy?

a. B
b. P
c. N
d. Si
e. C

Which equation correctly represents the first ionization of calcium?

a. Ca-(g) Ca(g) + e-
b. Ca(g) Ca+(g) + e-
c. Ca+(g) + e- Ca(g)
d. Ca(g) Ca-(g) + e-
e. Ca(g) + e- Ca-(g)

Which of the following does not have eight valence electrons?

a. Ca+
b. Xe
c. Rb+
d. Br-
e. All of these have eight valence electrons.

Reference no: EM13129331

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