﻿ In which of the following compounds does the ratio of anion size to cation size has the lowest value? : Kaysons Education

# In Which Of The Following Compounds Does The Ratio Of Anion Size To Cation Size Has The Lowest Value?

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## Question

### Solution

Correct option is

CsF

For ratio of anion size to cation size to be lowest, anion should be smallest (F) and cation to be biggest (Cs+), i.e.

#### SIMILAR QUESTIONS

Q1

The successive ionisation energy values for an element ‘X’ are given below:

1st ionisation energy = 410 kJ mol–1

2nd ionisation energy = 820 kJ mol–1

3rd ionisation energy = 1100 kJ mol–1

4th ionisation energy = 1500 kJ mol–1

5th ionisation energy = 3200 kJ mol–1

Find out the number of valence electrons for the atom ‘X’.

Q2

In which of the following arrangement the order is not according to the property indicated against it?

Q3

Which is the correct order of electronegativity?

Q4

The set representing the correct order of first ionisation energy is

Q5

The order of first ionisation energies of the elements Li, Be, B, Na is

Q6

An element with atomic number 106 has been discovered recently. Which of the following electronic configurations will it possess?

Q7

The ionic radius of ‘Cr’ is minimum in which of the following compounds?

Q8

Which of the following processes involves absorption of energy?

Q9

The five successive ionization energies of an element are 800, 2427, 3658, 25024 and 32824 kJ mol–1 respectivley. The number of valence electrons is

Q10

Which among the following species has the same number of electrons in its outermost as well as penultimate shell?