EASY
10th CBSE
IMPORTANT
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An element X belongs to 3rd period and group 2 of the periodic table. State the name of the element.

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Important Questions on Periodic Classification Of Elements

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Which element has a bigger atom, a or ƒ?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Which element has a higher valency, k or o?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Which element is more metallic, i or k?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Which element is more non-metallic, d or g?
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Select a letter that represents a metal of valency 2.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 63
The following diagram shows a part of the periodic table in which the elements are arranged according to their atomic numbers. (The letters given here are not the chemical symbols of the elements):
Question Image
Select a letter that represents a non-metal of valency 2.
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 64

An element X is in group 2 of the periodic table. What will be the formula of its chloride?

A. XClB. XCl2C. XCl3

(Enter your correct answer as A, B or C)

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Questions Based on High Order Thinking Skills (HOTS)>Q 64
An element X is in group 2 of the periodic table. What will be the formula of its oxide? X2O/XO/XO2