Question

The elements XYZ and T have the indicated electronic configurations. Starting with the innermost shell, which is the most metallic element?   

Solution

Correct option is

Z = 2, 8, 8, 1

Z = 2, 8, 8, 1. Because it would donate e more easily.  

SIMILAR QUESTIONS

Q1

Which of the following metals exhibits more than one oxidation state?

Q2

The maximum valency of an element with atomic number is? 

Q3

The correct order of reactivity of halogens is 

Q4

The correct order of increasing oxidizing power is

Q5

Which element of second period forms most acidic oxide?

Q6

Which of the following oxides is most basic? 

Q7

An element X which occurs in the first short period has an outer electronic structure s2p1. What are the formula and acid-base character of its oxides?

Q8

The pair of amphoteric hydroxides is

Q9

The statement that is the true for the long form of the Periodic Table is   

Q10

The radii F, F, O and O2– are in the order of