Periodic Classification of Elements Test

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Periodic Classification of Elements Test - 4

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Weekly Quiz Competition

Question 1
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Which of the following statements about the Modern Periodic Table is correct:

A
It has 18 horizontal rows known as Periods

B
It has 7 vertical columns known as Periods

C
It has 18 vertical columns known as Groups

D
It has 7 horizontal rows known as Groups
Question 2
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Which of the given elements A, B, C, D and E with atomic number 2, 3, 7, 10 and 30 respectively belong to the same period?

A
A, B, C

B
B, C, D

C
A, D, E

D
B, D, E
Question 3
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The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 respectively. Which pair of elements belong to the same group?

A
A and B

B
B and D

C
A and C

D
D and E
Question 4
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Where would you locate the element with electronic configuration 2,8 in the Modern Periodic Table?

A
Group 8

B
Group 2

C
Group 18

D
Group 10
Question 5
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An element which is an essential constituent of all organic compounds belongs to

A
group 1

B
group 14

C
group 15

D
group 16
Question 6
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Which among the following elements has the largest atomic radius?

A
Na

B
Mg

C
K

D
Ca
Question 7
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Which of the following elements would lose an electron easily?

A
Mg

B
Na

C
K

D
Ca
Question 8
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Which of the following elements does not lose an electron easily?

A
Na

B
F

C
Mg

D
Al
Question 9
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Which of the following are the characteristics of isotopes of an element?

(i) Isotopes of an element have same atomic masses

(ii) Isotopes of an element have same atomic number

(iii) Isotopes of an element show same physical properties

(iv) Isotopes of an element show same chemical properties

A
(i), (iii) and (iv)

B
(ii), (iii) and (iv)

C
(ii) and (iii)

D
(ii) and (iv)
Question 10
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Which one of the following does not increase while moving down the group of the periodic table?

A
Atomic radius

B
Metallic character

C
Valency

D
Number of shells in an element
Question 11
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Which of the following set of elements is written in order of their increasing metallic character?

A
Be, Mg, Ca

B
Na, Li, K

C
Mg, Al, Si

D
C, O, N
Question 12
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Up to which element was the Law of Octaves found to be applicable?

A
Oxygen

B
Calcium

C
Cobalt

D
Potassium

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Periodic Classification of Elements Test - 4

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Periodic Classification of Elements Test - 4

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Question 1

It has 18 horizontal rows known as Periods

It has 7 vertical columns known as Periods

It has 18 vertical columns known as Groups

It has 7 horizontal rows known as Groups

Question 2

A, B, C

B, C, D

A, D, E

B, D, E

Question 3

A and B

B and D

A and C

D and E

Question 4

Group 8

Group 2

Group 18

Group 10

Question 5

group 1

group 14

group 15

group 16

Question 6

Na

Mg

K

Ca

Question 7

Mg

Na

K

Ca

Question 8

Na

F

Mg

Al

Question 9

(i), (iii) and (iv)

(ii), (iii) and (iv)

(ii) and (iii)

(ii) and (iv)

Question 10

Atomic radius

Metallic character

Valency

Number of shells in an element

Question 11

Be, Mg, Ca

Na, Li, K

Mg, Al, Si

C, O, N

Question 12

Oxygen

Calcium

Cobalt

Potassium

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