Jee 2014 Booklet2 Hwt Periodic Table

August 28, 2017 | Author: varunkohliin | Category: Periodic Table, Electron Configuration, Ion, Atoms, Chemistry
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Jee 2014 Booklet2 Hwt Periodic Table...

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Vidyamandir Classes

DATE :

  MARKS :    10 

IITJEE :

NAME :

TIME : 25 MINUTES

TEST CODE : P. Table [1]

ROLL NO.

START TIME :

END TIME :

STUDENT’S SIGNATURE :

TIME TAKEN:

PARENT’S SIGNATURE :

 This test contains a total of 10 Objective Type Questions.  Each question carries 1 mark. There is NO NEGATIVE marking. Choose the correct alternative. Only one choice is correct. 1.

Which of the following statements is incorrect ? (A) Bohr’s periodic table is based on atomic numbers of the elements. (B) Moseley’s periodic table is based on electronic configurations of the elements. (C) Bohr’s periodic table is based on atomic weights of the elements (D) Longuett – Higgins’ periodic table is based on orbital energy

2.

Which of the following statements is not correct about the long form of the periodic table ? (A) It helps to predict the stable valency states of the elements. (B) It reflects the sequence in which electrons fill up the subenergy levels s, p, d and f, (C) It reflects the trends in physical and chemical properties of the elements. (D) It helps to predict the relative ionicity of the bond between any two elements.

3.

Which of the following classifications is incorrect ? (A) The representative elements are metals and nonmetals in which s and p orbitals are filled. These elements are in groups 1, 2 and 13 – 17. (B) The representative elements are metals and nonmetals in which s and p orbitals are filled. These elements are in groups1 and 2 only. (C) The noble gases (group 18) are nonmetals and are placed at the end of each period. (D) The transition elements are the metallic elements in which the d orbitals are filled. These elements are placed in group 3 – 12.

4.

Which of the following is an allotrope of oxygen ? (A)

5.

O

(B)

O4

(C)

Which of the following elements can be classified as a metalloid ? (A) Hf (B) Bi (C)

O3

(D)

O2

Te

(D)

Sn

6.

Four elements have the following radii : 117pm, 122pm, 129pm and 134pm. The elements are V, Cr, Nb and Mo. Which one has the radius 117 pm ? (A) V (B) Cr (C) Nb (D) Mo

7.

Which of the following sets of elements belongs to group 15 (atomic numbers are given in each set) ? (A) 7, 15, 23, 33 (B) 15, 33, 65, 115 (C) 7, 15, 33, 51 (D) 5, 13, 31, 49

8.

The outermost electronic configuration of the most electronegative element along the following is : (A)

ns2 np3

(B)

ns2 np4

(C)

ns2 np5

(D)

ns2 np6

9.

How many elements are accommodated in the fifth period of the long form of the periodic table ? (A) 8 (B) 10 (C) 18 (D) 32

10.

Which of the following is the smallest in size ? (A)

N 3

VMC/Periodic Table

(B)

O2

(C)

33

F

(D)

Na 

HWT/Chemistry

Vidyamandir Classes

DATE :

  MARKS :    10 

IITJEE :

NAME :

TIME : 25 MINUTES

TEST CODE : P. Table [2]

ROLL NO.

START TIME :

END TIME :

STUDENT’S SIGNATURE :

TIME TAKEN:

PARENT’S SIGNATURE :

 This test contains a total of 10 Objective Type Questions.  Each question carries 1 mark. There is NO NEGATIVE marking. Choose the correct alternative. Only one choice is correct. 1.

Which of the following electronic configuration corresponds to the element with the highest ionization energy ? (A)

2.

4. 5. 6. 7.

9. 10.

[Ne] 3s2 3p3

(C)

[Ne] 3s2 3p2

[Xe]4f 14 5d10 6s2 (B)

[Kr] 4d10 5s2

(C)

[Ne]3s2 3p2

Which of the following pairs contains elements that are chemically dissimilar ? (A) Na and K (B) Ba and Sr (C) Zr and Hf

(D)

[Ar]3d10 4s2 4p2

(D)

[Ar] 3d10 4s2

(D)

Ca and Zn

Among the following elements, which one has the lowest value of first ionization energy ? (A) Pb (B) Sn (C) S (D)

C

Among the following elements, which one has the highest ionization energy ? (A) Boron (B) Carbon (C) Oxygen

Nitrogen

(D)

If the Aufbau principle is not obeyed, the element calcium (at. no. 20) would then be called a/an (A) s-block element (B) p-block element (C) d-block element (D)

f-block element

Which of the following ions has the maximum hydration energy ? (A)

8.

(B)

Which electronic configurations of four elements are given below. Which of these elements does not belong to the same group as the other three ? (A)

3.

[Ne] 3s2 3p1

Al3

(B)

Li 

(C)

Cr 3

(D)

Ca 2

Which of the following arrangements represents the correct order of increasing radius ? (A)

Mg2  K   Se2  S2

(B)

Mg2  K   S2  Se2

(C)

Se2  S2  Mg2  K 

(D)

Mg2  Se2  K   S2

Which of the following atoms would most easily form a cation ? (A) B (B) Al (C)

Si

(D)

C

Which of the following atoms could form an anion with -2 charge ? (A) Se (B) Po (C) Cl

(D)

H

VMC/Periodic Table

34

HWT/Chemistry

Vidyamandir Classes

DATE :

  MARKS :    10 

IITJEE :

NAME :

TIME : 25 MINUTES

TEST CODE : P. Table [3]

ROLL NO.

START TIME :

END TIME :

STUDENT’S SIGNATURE :

TIME TAKEN:

PARENT’S SIGNATURE :

 This test contains a total of 10 Objective Type Questions.  Each question carries 1 mark. There is NO NEGATIVE marking. Choose the correct alternative. Only one choice is correct. 1. 2.

The series of the rare earth metals begins with : (A) Cerium (B) actinium

5.

6.

7.

(D)

lanthanum

1s2 2s2 2p2

(B)

1s2 2s2 2p6 3s1

(C)

1s1 2s2 2p6 3s2

(D)

1s2 2s2 2p1

Which of the following electronic configurations corresponds to the element with the highest electron affinity ? 1s2 2s2 2p5

1s2 2s2 2p4

1s2 2s1

(D)

1s1

Which of the following elements is the most electronegative ? (A) Carbon (B) Silicon (C)

Lead

(D)

Tin

The most common oxidation state of the lanthanide elements is : (A) +5 (B) +3 (C)

+7

(D)

+4

(A) 4.

uranium

Which of the following electronic configurations indicates the biggest jump between the second and third ionization energy values ? (A)

3.

(C)

(B)

(C)

The correct order of decreasing radius of aquated Na  , K  and Li  is : (A)

Na  (aq)  K  (aq)  Li  (aq)

(B)

K  (aq)  Na  (aq)  Li  (aq)

(C)

Li  (aq)  Na  (aq)  K  (aq)

(D)

K  (aq)  Li  (aq)  Na  (aq)

Which of the following chemical changes can occur with the greatest ease ? (A)

N   N 1

(B)

N1   N 2

(C)

N 2   N 3

(D)

O   O2

8.

Which of the following arrangements shows the correct order of electron affinity of the four halogen atoms ? (A) (B) (C) (D) I  Br  F  Cl Cl  Br  F  I Cl  F  Br  I F  I  Br  Cl

9.

In which of the following pairs do both the elements show the inert-pair effect ? (A) S and Po (B) Al and Ga (C) P and As

10.

(D)

Sn and Pb

The electronic configuration an element is 1s2 2s2 2p6 3s2 3p3 . What is the atomic number of the element which is just below the above element in the periodic table ? (A) 34 (B)

VMC/Periodic Table

49

(C)

35

33

(D)

3

HWT/Chemistry

Vidyamandir Classes

DATE :

  MARKS :    10 

IITJEE :

NAME :

TIME : 25 MINUTES

TEST CODE : P. Table [4]

ROLL NO.

START TIME :

END TIME :

STUDENT’S SIGNATURE :

TIME TAKEN:

PARENT’S SIGNATURE :

 This test contains a total of 10 Objective Type Questions.  Each question carries 1 mark. There is NO NEGATIVE marking. Choose the correct alternative. Only one choice is correct. 1.

Electron affinity of an atom is defined as (A) The energy required to remove an electron from an isolated atom in its gaseous state (B) The energy released when an electron is added to an isolated atom in its gaseous state (C) The energy required to add an electron to an isolated atom in its gaseous state (D) The ability of an atom to attract an electron

2.

Consider the first ionization energies of the elements whose electronic configurations correspond to the following. I.

[He] 2s2 2p3

II.

[He]2s2 2p4

III.

Which of the above have almost the same first ionization energies? (A) I and II (B) I and III (C) 3.

5.

6.

IV.

[Ar]3d10 4s1

III and IV

(D)

II and IV

Which of the following arrangements show the correct order of increasing lattice energy ? (A) (B) LiF  LiCl  LiBr  LiI NaF  KF  RbF  CsF (C)

4.

[Ne]3s2 3p1

MgCO3  CaCO3  SrCO3  BaCO3

(D)

BaSO4  SrSO4  CaSO4  MgSO4

Which of the following elements will not show the inert-pair effect ? (A) Sn (B) Fe (C) Pb

(D)

In

Which of the following arrangements shows the correct order of increasing stability ? (A)

C2  Ge2  Sn 2  Pb2

(C)

Cu 2  Co2  P

2

 N 2

(B)

N 2  As2  Sb2  Bi2

(D)

Zn 2  Cu 2  As2  Bi2

The element having the electronic configuration 1s2 2s2 2p6 3s2 3p2 is : (A)

a metal

(B)

a nonmetal

(C)

a noble gas

(D)

a metalloid

7.

In the periodic table, with the increase in the atomic number, the metallic character of the elements : (A) decreases along a period and increases down a group (B) increases along a period and decreases down a group (C) increases both along a period and down a group (D) decreases both along a period and down a group

8.

Which of the following molecules is isoelectronic with N 2 O ? (A)

NH 3

(B)

H 2O

(C)

NO2

(D)

CO 2

9.

In which of the following series of elements are the atomic radii of all the elements nearly the same ? (A) Na, K, Rb, Cs (B) Li, Be, B, C (C) F, Cl, Br, I (D) Fe, Co, Ni, Cu

10.

Which of the following contains an 18-electron structure ? (A)

Cu 

VMC/Periodic Table

(B)

Zn 2 

(C)

36

Hg 2

(D)

All of these

HWT/Chemistry

Vidyamandir Classes

DATE :

  MARKS :    10 

IITJEE :

NAME :

TIME : 25 MINUTES

TEST CODE : P. Table [5]

ROLL NO.

START TIME :

END TIME :

STUDENT’S SIGNATURE :

TIME TAKEN:

PARENT’S SIGNATURE :

 This test contains a total of 10 Objective Type Questions.  Each question carries 1 mark. There is NO NEGATIVE marking. Choose the correct alternative. Only one choice is correct. 1.

2.

Which of the following transformations is considered in defining ionization energy ? (A)

A(g)  aq   A  (aq)  e

(B)

A(g)  e   A  (g)

(C)

A(g)   A  (g)  e

(D)

A(s)   A  (g)  e

In which of the following properties is periodicity not exhibited by the elements ? (A) Atomic radius (B) Atomic weight (C) Ionization energy (D)

Electronegativity

3.

The first ionization energy of Ar is less than that of Ne. An explanation of this fact is that : (A) The effective nuclear charge experienced by a valence electron in Ar is much larger than that in Ne (B) The effective nuclear charge experienced by a valence electron in Ar is much smaller than that in Ne (C) The atomic radius of Ar is larger than that of Ne (D) the atomic radius of Ar is smaller than that of Ne

4.

According to the periodic law of elements, the variation in properties of elements is related to their : (A) neutron-proton number radios (B) atomic masses (C) nuclear masses (D) atomic numbers

5.

Which one of the following groupings represents a collection of isoelectronic species (at. no. : Cs = 55, Br = 35) ?

N 3 , F , Na 

(D)

Be, Al3 , Cl 

Which of the following elements never has an oxidation state +1 ? (A) F (B) Cl (C)

Br

(D)

I

The fifth period of modern periodic table includes. (A) 8 elements (B) 18 elements

32 elements

(D)

unknown elements

(A) 6. 7.

Ca 2 , Cs , Br

(B)

Na  , Ca 2 , Mg2 (C)

(C)

8.

The first ionization potentials in electron volts of nitrogen and oxygen atoms are respectively given by : (A) 14.6, 13.6 (B) 13.6, 14.6 (C) 13.6, 13.6 (D) 14.6, 14.6

9.

Atomic radii of fluorine and neon in Angstrom units are respectively given by : (A) 0.72, 1.60 (B) 1.60, 1.60 (C) 0.72, 0.72

(D)

None of these values

Which of the following elements is expected to have maximum electronegativity ? (A) Al (B) 3.5 (C) Si

(D)

P

10.

VMC/Periodic Table

37

HWT/Chemistry

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