Periodicity: Chemistry Free Online Mock Test 1

1.

Find out the correct order of ionic radii

(A) N³⁻ > O²⁻ > Na⁺ > Mg²⁺
(B) O²⁻ > N³⁻ > Na⁺ > Mg²⁺
(C) Mg²⁺ > Na⁺ > O²⁻ > N³⁻
(D) Na⁺ > N³⁻ > Mg²⁺ > O²⁻

2. Maximum difference between IE₁ and IE₂
(A) N and O
(B) Be and B
(C) C and N
(D) C and Ne

3.

Stability of oxides

(A) Cl₂O₇ > Br₂O₇ > I₂O₇
(B) I₂O₇ > Br₂O₇ > Cl₂O₇
(C) Cl₂O₇ > I₂O₇ > Br₂O₇
(D) Br₂O₇ > Cl₂O₇ > I₂O₇

4. Second Ionization Energy
(A) B > C > N > O
(B) B > C < N < O
(C) O > N > C > B
(D) N > O > B > C

5.

Which species is most known?

(A) AsCl₅ (B) NCl₅ (C) PCl₅ (D) PCl₆⁻

6.

Find out the correct order of ionic radii

(A) Na⁺ > Al³⁺ > Mg²⁺ > Si⁴⁺
(B) Si⁴⁺ > Al³⁺ > Mg²⁺ > Na⁺
(C) Na⁺ > Mg²⁺ > Al³⁺ > Si⁴⁺
(D) Mg²⁺ > Al³⁺ > Si⁴⁺ > Na⁺

7.

Which one is correct statement regarding the various types of radii?

(A) Atomic radii > cationic radii
(B) Van der Waals radii < atomic radii
(C) Cationic radii > Van der Waals radii
(D) Anionic radii < cationic radii

8.

Which is non-existing?

(A) PbCl₂ (B) BiCl₃ (C) AsCl₃ (D) TlCl₃

9.

First Ionization Energy order

(A) Be > B > C > N
(B) Be > B < C < N
(C) B > Be > N > C
(D) N > B > C > Be

10. Correct order of Electron Affinity
(A) N > O
(B) He < Ne
(C) P > N
(D) Be > B

11.

Electronegativity order

(A) B > Al > Ga > In
(B) In > Ga > Al > B
(C) Al > B > Ga > In
(D) B > Al < Ga > In

12. Electron affinity order
(A) F > Cl > Br > I
(B) O > S > Se > Te
(C) P > N > As > Sb
(D) He < Ne < Ar < Kr

13.

The IUPAC name of the Super Heavy Element having atomic number 122 is

(A) Unbiibium (B) Unbibium (C) Undidium (D) Undidiium

14. Electron affinity of halogens
(A) F > I > Br > Cl
(B) Cl > Br > F > I
(C) Cl > F > Br > I
(D) I > Br > Cl > F

15. Electron affinity order
(A) Be > B > C > N
(B) Be > B < C < N
(C) Be < B < C > N
(D) N > O > C > B