one of the foBowing atoms has s et bhe 5olowing atomay has the larest adis A) Rb

Question

one of the foBowing atoms has s et bhe 5olowing atomay has the larest adis A) Rb B) Ca D) St E) K ?) Of the choices below, witích gives t order of hichest to lowest first ionization energies? AL N B) CL P. AL Na D) Na, P. AL E) Na, AL P.a 3) Of the following elements _has the most nesative electron affinity A) Ai B)a C) Si D) P E) I 4) Rank the following ionic compounds (KL, Mgo, and LiF) in order of increasing lattice energy A) LiF, KL MgO B) MgO, LiF, KI C) KL LiF, MgO D) Mgo, KL, LiF E) KL MgO, LiF 5)of the bonds C-C, c-c and CrC te Cr bond is-- A) strongest/longest C) weakest/longest D) intermediate in both strength and length E) weakest/shortest 6) Which of the following has the bonds correctly arranged in order of increasing polarity? A)S-F, Al-F, K-F, Mg-F B) Al-E, S-F, K-F, Mg-F C)S-F, Al-F, Mg-F, K-F D) K-F, Mg-F, Al-F, S-F E) K-F, Al-F, Mg-F, S-F 7) What is the maximum number of double bonds that a hydrogen atom can form? A) 0 B) 1 C)2 D) 3 E) 4

Explanation / Answer

Ans 1 : A) Rb

According to the general trend , the atomic radius of the elements increase down the group from top to bottom , and it decreases along the period from left to right.

So here , the element corresponding to the largest radius will be Rb.

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